WASET
Chu, H. , Liao, M. , Cheng, W. , Tsai, W. , Chen, Y.. "Emotion Classification for Students with Autism in Mathematics E-learning using Physiological and Facial Expression Measures". World Academy of Science, Engineering and Technology, Open Science Index 66, International Journal of Information and Communication Engineering (2012), 6(6), 1660 - 1669.