Robust Multimodal Cognitive Load Measurement - Chen, Fang; Zhou, Jianlong; Wang, Yang; Yu, Kun; Arshad, Syed Z.; Khawaji, Ahmad; Conway, Dan; Arshad, Syed Z.; Conway, Dan; Khawaji, Ahmad; Wang, Yang; Yu, Kun; Zhou, Jianlong (Springer International Publishing, 2016)