@article {IOPORT.50052359,
    author       = {Ilbeygi, Mahdi and Shah-Hosseini, Hamed},
    title        = {A novel fuzzy facial expression recognition system based on facial feature extraction from color face images},
    year         = {2012},
    journal      = {Eng. Appl. of AI},
    volume       = {25},
    number       = {1},
    pages        = {130-146},
    doi          = {10.1016/j.engappai.2011.07.004},
    identifier   = {50052359},
}