Kentaro Ishii Shengdong Zhao Masahiko Inami Takeo Igarashi Michita Imai Designing Laser Gesture Interface for Robot Control. 479-492 2009 INTERACT (2) http://dx.doi.org/10.1007/978-3-642-03658-3_52 conf/interact/2009-2 db/conf/interact/interact2009-2.html#IshiiZIII09