Nanda Kambhatla Malgorzata Budzikowska Sylvie Levesque Nicolas Nicolov Wlodek Zadrozny Charles Wiecha Julie MacNaught DMML: An XML Language for Interacting with Multi-Modal Dialog Systems. 1008-1013 2000 conf/aaai/2000 AAAI/IAAI db/conf/aaai/aaai2000.html#KambhatlaBLNZWM00