Toshihiro Matsui Hideki Asoh Futoshi Asano John Fry Isao Hara Yoichi Motomura Katsunobu Itou Spoken Language Interface of the Jijo-2 Office Robot. 307-317 2001 ISRR http://dx.doi.org/10.1007/3-540-36460-9_20 conf/isrr/2001 db/conf/isrr/isrr2001.html#MatsuiAAFHMI01