Naomi Yamashita Keiji Hirata Toshihiro Takada Yasunori Harada How coherent environments support remote gestures. 297-300 2008 AVI http://doi.acm.org/10.1145/1385569.1385617 conf/avi/2008 db/conf/avi/avi2008.html#YamashitaHTH08