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Water quality retrievals from combined landsat TM data and ERS-2 SAR data in the Gulf of Finland

Yuanzhi Zhang, J.T. Pulliainen, S.S. Koponen, M.T. Hallikainen
<span title="">2003</span> <i title="Institute of Electrical and Electronics Engineers (IEEE)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/4odsbtjobjalfki6xxabjpdu6y" style="color: black;">IEEE Transactions on Geoscience and Remote Sensing</a> </i> &nbsp;
retrievals in the Gulf of Finland.  ...  This paper presents the applicability of combined Landsat Thematic Mapper and European Remote Sensing 2 synthetic aperture radar (SAR) data to turbidity, Secchi disk depth, and suspended sediment concentration  ...  Tauriainen, and M. Euro for providing necessary support. They also thank the three anonymous reviewers for their helpful comments and scientific suggestions through the manuscript.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tgrs.2003.808906">doi:10.1109/tgrs.2003.808906</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/qmoyctofsnfkhibi32fawbvfti">fatcat:qmoyctofsnfkhibi32fawbvfti</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20190309044229/http://pdfs.semanticscholar.org/fe82/ccdc9438ace3f9296dc5812d44d12f0de02f.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/fe/82/fe82ccdc9438ace3f9296dc5812d44d12f0de02f.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tgrs.2003.808906"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Applicability of Combined Microwave and Optical Data for Surface Water Quality Retrievals

Y. Zhang, J. Pulliainen, S. Koponen, M. Hallikainen
<span title="">2001</span> <i title="EMW Publishing"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/w26bmilswjfddgxvgiwkooaiu4" style="color: black;">Electromagnetic Waves</a> </i> &nbsp;
This paper presents the applicability of combined microwave (ERS-2 SAR) and optical (Landsat TM) data for surface water quality retrievals.  ...  Three surface water quality parameters such as turbidity, Secchi disk depth (SDD), and suspended sediment concentration (SSC) in the Gulf of Finland are estimated using multivariate approach.  ...  Servomaa and S. Tauriainen for providing necessary supports.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.2528/pier01071201">doi:10.2528/pier01071201</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/hnkb6axmj5ayxep7w4oopk6sfy">fatcat:hnkb6axmj5ayxep7w4oopk6sfy</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180719122547/http://www.jpier.org/PIER/pier34/14.0107121.Zhang.PKH.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/f5/8a/f58afa654ed9d30216352a0e7e701f2ea1706447.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.2528/pier01071201"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> Publisher / doi.org </button> </a>

Monitoring of Water Quality Using Remote Sensing Data Mining [chapter]

Xing-Ping Wen, Xiao-Feng Yang
<span title="2011-01-21">2011</span> <i title="InTech"> Knowledge-Oriented Applications in Data Mining </i> &nbsp;
It concludes that ETM+ 1, ETM+ 2 and ETM+ 3 are important bands to monitor water quality.  ...  Knowledge-Oriented Applications in Data Mining 136 kilometers lakes which are Dianchi, Fuxian, Yangzong, Qilu and Xingyun Lake near Kunming city in Yunnan province are investigated.  ...  Water quality retrievals from combined Landsat TM data and ERS-2 SAR data, in the Gulf of Finland.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5772/13698">doi:10.5772/13698</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/3z5hvgyl4rffvet7xblz4zrga4">fatcat:3z5hvgyl4rffvet7xblz4zrga4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20181222153506/http://cdn.intechopen.com:80/pdfs/13165/InTech-Monitoring_of_water_quality_using_remote_sensing_data_mining.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/44/87/4487642ec460872ca8cc731596ea7fea1187e664.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5772/13698"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

ALGORITMA DUA DIMENSI UNTUK ESTIMASI MUATAN PADATAN TERSUSPENSI MENGGUNAKAN DATA SATELIT LANDSAT-8, STUDI KASUS: TELUK LAMPUNG

Muchlisin Arief, Syifa Wismayati Adawiah, Maryani Hartuti, Ety Parwati
<span title="2017-02-09">2017</span> <i title="Indonesian National Institute of Aeronautics and Space (LAPAN)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/frmihmk2x5cs3kyyhurwne4bzu" style="color: black;">Jurnal Penginderaan Jauh dan Pengolahan Data Citra Digital</a> </i> &nbsp;
Based on the results of measurement and calculation results , is still far from perfect (accuracy 60%), one factor is the value thresholding, when determining the boundary between: clouds, sea, and land  ...  In this model, do the correlation between the measurement results with the reflectance values band 3 and band 4. then obtained a linear equation, then calculated using the argument of a ratio of 60:75  ...  Water Quality Retrievals from Combined Landsat TM Data and ERS-2 SAR Data, in the Gulf of Finland, IEEE Trans. Geosci. Remote Sens. 2003, 41 (3), 622-629.Zheng Z., Li Y., Guo Y., Xu Y.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.30536/j.pjpdcd.2016.v13.a2517">doi:10.30536/j.pjpdcd.2016.v13.a2517</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/uuql6snw6vgfxptsxmmeb77n24">fatcat:uuql6snw6vgfxptsxmmeb77n24</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180721160301/http://jurnal.lapan.go.id/index.php/jurnal_inderaja/article/download/2517/2103" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/f1/de/f1de485698a94ac6024dd263dcae06511f20ba95.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.30536/j.pjpdcd.2016.v13.a2517"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

A Comprehensive Review on Water Quality Parameters Estimation Using Remote Sensing Techniques

Mohammad Gholizadeh, Assefa Melesse, Lakshmi Reddi
<span title="2016-08-16">2016</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/taedaf6aozg7vitz5dpgkojane" style="color: black;">Sensors</a> </i> &nbsp;
Sensors 2016, 16, 1298 2 of 43 the efforts of all researchers who have worked diligently to advance knowledge and improve outcomes of water quality assessment using remote sensing.  ...  Remotely sensed data can reinforce the abilities of water resources researchers and decision makers to monitor waterbodies more effectively.  ...  Acknowledgments: The research was funded by Florida International University, Miami, U.S.A. We appreciate  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/s16081298">doi:10.3390/s16081298</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/27537896">pmid:27537896</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC5017463/">pmcid:PMC5017463</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/pyy6hj6difgrbikrjunlv7msei">fatcat:pyy6hj6difgrbikrjunlv7msei</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180720193636/http://digitalcommons.fiu.edu/cgi/viewcontent.cgi?article=1030&amp;context=earth_environment_fac" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/a5/41/a541ec837d5cb04661909d1f1bb66138c374e900.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/s16081298"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5017463" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

Empirical algorithms for Secchi disk depth using optical and microwave remote sensing data from the Gulf of Finland and the Archipelago Sea

Yuanzhi Zhang, Jouni Pulliainen, Sampsa Koponen, Martti Hallikainen
<span title="">2003</span> <span class="release-stage">unpublished</span>
data from the Gulf of Finland and the Archipelago Sea.  ...  ISSN 1239-6095 In this paper empirical algorithms for determining the Secchi disk depth (SDD) are developed and employed using optical (e.g., Landsat TM) and microwave (e.g., ERS-2 SAR) remote sensing  ...  Euro and P. Karlsson for providing necessary support. We would also thank two reviewers for their scientifi c comments through the manuscript.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/r5qcinxxjnfyxjeptpijqygae4">fatcat:r5qcinxxjnfyxjeptpijqygae4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180422081831/http://www.borenv.net/BER/pdfs/ber8/ber8-251.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/02/4e/024eb0437708a85d1400536c8c9ec668280c1891.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a>

Knowledge Extracted from Copernicus Satellite Data

Dumitru Octavian, Schwarz Gottfried, Eltoft Torbjørn, Kræmer Thomas, Wagner Penelope, Hughes Nick, Arthus David, Fleming Andrew, Koubarakis Manolis, Datcu Mihai
<span title="2019-09-24">2019</span> <i title="Zenodo"> Zenodo </i> &nbsp;
In this publication, we focus on the Polar case which requires the selection of validation areas, the generation of a training dataset, the development and testing of deep learning algorithms, and the  ...  During the development of deep learning algorithms, a key activity is to establish a large amount of referenced Earth Observation data.  ...  Remote sensing imagery is most widely used for water resources in remote area and monotonious regions. Several techniques were used to extract the glaciers lake surface using Landsat imagery.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.3941573">doi:10.5281/zenodo.3941573</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/zzifwgljifck5bpjnboetsftfu">fatcat:zzifwgljifck5bpjnboetsftfu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200716230745/https://zenodo.org/record/3941573/files/Booklet_ISDE11_final1.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/19/71/1971b6c551d7240ab0752cd63e6787c629544a23.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.3941573"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> zenodo.org </button> </a>

Remotely-sensed data; technology, management and markets

<span title="">1995</span> <i title="Elsevier BV"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/yes5l6xz3vhonlr6uc6eganviy" style="color: black;">Space policy</a> </i> &nbsp;
In particular, it explores the Earth Observing System Data and Information System, which NASA is developing to manage and process the data from its Earth Observing System of satellites.  ...  The recent entry of private firms into the development and operation of remote sensing systems affords U.S. firms the opportunity to develop a new space industry, supplying high-quality data to worldwide  ...  The main focus of ESA'S Earthnet data management system is managing SAR data from ERS-1.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/0265-9646(95)90002-0">doi:10.1016/0265-9646(95)90002-0</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/b3v4qqvk3zhbrjb22bnirnxvcy">fatcat:b3v4qqvk3zhbrjb22bnirnxvcy</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170921231854/https://repository.library.georgetown.edu/bitstream/handle/10822/708123/9429.PDF?sequence=1&amp;isAllowed=y" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/1e/90/1e90f83fd6e7ccf0a72214c95566d625d9a0aa5b.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1016/0265-9646(95)90002-0"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> elsevier.com </button> </a>

General Poster Sessions

<span title="2014-10-01">2014</span> <i title="Commonwealth Forestry Association"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/uktompg7tvbohb2eyj5y7mdxba" style="color: black;">International forestry review</a> </i> &nbsp;
Initial survey results showed ~30% of sampled rural residents suffer water shortages in the dry season, yet the relationship of perceived benefi ts with changes in forest cover and associated ES tradeoffs  ...  The study investigated the effects of poultry manure (PM), spent mushroom substrate (SMS), bark of Moringa oleifera pod (BMP), and NPK (15:15:15) fertilizers applied singly and in combination on early  ...  The carbon footprint of forestry in east Norway: a life cycle analysis. Lange, H., Timmermann, V., Dibdiakova, J., Gobakken, L.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1505/146554814814281701">doi:10.1505/146554814814281701</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/tkm4o67rtvbjban3fbhbcayvqa">fatcat:tkm4o67rtvbjban3fbhbcayvqa</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180720113907/https://curis.ku.dk/ws/files/131954996/IFR_2014_2_IUFRO_World_Congress.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1505/146554814814281701"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

Remote sensing-based analysis of land cover detrimental for ecosystem services in fragile lands of Ethiopia

Thomas Koellner, Christopher Conrad, Jentsch Anke, Franz Schmid, Heike Feldhaar
<span title="">2015</span> <span class="release-stage">unpublished</span>
In Chapter 3, the trends in Prosopis juliflora invasion of the Awash basin of Ethiopia were mapped using Landsat ETM + and ASTER images for the years 2000, 2005, 2010 and 2013, and potential impacts on  ...  Following the general overview (Chapter 1), potentials and limitations of remote sensing in quantifying and mapping ecosystem services are reviewed (Chapter 2).  ...  Application of an empirical neural network to surface water quality estimation in the Gulf of Finland using combined optical data and microwave data.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/vwmtnszvh5ffvfdosgdnpne2ei">fatcat:vwmtnszvh5ffvfdosgdnpne2ei</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180512222720/https://epub.uni-bayreuth.de/2150/3/Yohannes%20Ayanu%20PhD%20Thesis.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/fb/4b/fb4b2594186ed12e04392a08475074f33afb9046.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a>

Comparison of AVHRR, MODIS and VEGETATION for land cover mapping and drought monitoring at 1 km spatial resolution Comparison of AVHRR, MODIS and VEGETATION for land cover mapping and drought monitoring at 1 km spatial resolution Dedicated to my parents, Pagratis and Olga Toukiloglou

Pericles Toukiloglou, C Sannier
<span title="">2007</span> <span class="release-stage">unpublished</span>
In the majority of cases the most accurate maps were produced by MODIS data; however, there were cases when maps produced by AVHRR and particularly VEGETATION data were more accurate.  ...  Consequently, MODIS and VEGETATION historical NDVI records could be extended based on past AVHRR data, and applications could be benefited by interchanging sensors for provision of NDVI data in the event  ...  by Landsat MSS, Landsat TM and LISS.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/ntvgwx2o55hktouknbx62feyr4">fatcat:ntvgwx2o55hktouknbx62feyr4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180515105922/https://dspace.lib.cranfield.ac.uk/bitstream/handle/1826/2903/Toukiloglou,%20Pericles_PhD.pdf;jsessionid=E9D976922C0ED81AE73509DA8EB72791?sequence=1" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] </button> </a>

Global Carbon Budget 2021

Pierre Friedlingstein, Matthew W. Jones, Michael O'Sullivan, Robbie M. Andrew, Dorothee C. E. Bakker, Judith Hauck, Corinne Le Quéré, Glen P. Peters, Wouter Peters, Julia Pongratz, Stephen Sitch, Josep G. Canadell (+82 others)
<span title="">2022</span>
Comparison of estimates from multiple approaches and observations shows (1) a persistent large uncertainty in the estimate of land-use changes emissions, (2) a low agreement between the different methods  ...  Atmospheric CO 2 concentration is measured directly, and its growth rate (G ATM ) is computed from the annual changes in concentration.  ...  CO 2 retrievals.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5445/ir/1000146748">doi:10.5445/ir/1000146748</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/yfjkxqqynjgujhw3umgiu35p4m">fatcat:yfjkxqqynjgujhw3umgiu35p4m</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20220528034048/https://publikationen.bibliothek.kit.edu/1000146748/148820367" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/e9/dc/e9dc2bdd24e17b74fc2b36e508b41918fa5d7d6e.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5445/ir/1000146748"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> Publisher / doi.org </button> </a>