Hadi Seyedarabi and Ali Aghagolzadeh and Sohrab Khanmohammadi, Facial Expressions Animation and Lip Tracking Using Facial Characteristic Points and Deformable Model. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. December 2007, vol. 12(12). 4134 - 4137 [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/14909.