@article{nonde_el-gorashi_elmirghani_2015, 
  title={Energy Efficient Virtual Network Embedding for Cloud Networks}, 
  volume={33}, 
  DOI={10.1109/jlt.2014.2380777}, 
  publisher={Institute of Electrical and Electronics Engineers (IEEE)}, 
  author={Nonde and El-Gorashi and Elmirghani}, 
  year={2015}, 
  month={May}
  }