HOBBS, J. FASTUS : a System for Extracting Information form Natural-Language Text. Technical Note. 1992, 519
KAMEYAMA, M. A Minimalistic Approach to Information Extraction from Spoken Dialogues. Proc. International Symposium on Spoken Dialogue (ISSD-93), Waseda Univ. , Tokyo. 1993, 137-140
KAMEYAMA, M. Coping with Aboutness Complexity in Information Extraction from Spoken Dialogues. Proc. International Conference on Spoken Language Processing (ICSLP-94), Yokohama, Japan. 1994