Elham Alaee and  Mousa Shamsi and  Hossein Ahmadi and  Soroosh Nazem and  Mohammadhossein Sedaaghi,  Automatic Facial Skin Segmentation Using Possibilistic C-Means Algorithm for Evaluation of Facial Surgeries.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2014, vol. 90(6). 973 - 977
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9998526.