@article{ghanizadeh2011iris,
  title={Iris Segmentation using an Edge Detector based on Fuzzy Sets Theory and Cellular Learning Automata},
  author={Ghanizadeh, Afshin and Atapour-Abarghouei, Amir and Sinaie, Saman and Saad, Puteh and Shamsuddin, Siti Mariyam},
  journal={Applied optics},
  volume={50},
  number={19},
  pages={3191--3200},
  year={2011},
  publisher={Optical Society of America}
}