Helen M. Meng Shuk Fong Chan Yee Fong Wong Cheong Chat Chan Yiu Wing Wong Tien Ying Fung Wai Ching Tsui Ke Chen 0001 Lan Wang Ting-Yao Wu Xiaolong Li Tan Lee Wing Nin Choi P. C. Ching Huisheng Chi ISIS: a learning system with combined interaction and delegation dialogs. 1551-1554 2001 INTERSPEECH http://www.isca-speech.org/archive/eurospeech_2001/e01_1551.html conf/interspeech/2001 db/conf/interspeech/interspeech2001.html#MengCWCWFTCWWLLCCC01