@article{al-betar_alyasseri_khader_bolaji_awadallah_2016, 
  title={Gray image enhancement using harmony search}, 
  DOI={10.1080/18756891.2016.1237191}, 
  publisher={Atlantis Press}, 
  author={Al-Betar and Alyasseri and Khader and Bolaji and Awadallah}, 
  year={2016}, 
  month={Sep}
  }