Harshit Mehrotra and Gaurav Agrawal and M.C. Srivastava, Automatic Lip Contour Tracking and Visual Character Recognition for Computerized Lip Reading. journal = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2009, vol. 28(4). 774 - 783 [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/9987.