How quickly should communication robots respond? - Toshiyuki Shiwa; Takayuki Kanda 001; Michita Imai; Hiroshi Ishiguro; Norihiro Hagita (HRI, 2008)

Footing in human-robot conversations: how robots might shape participant roles using gaze cues. - Bilge Mutlu; Toshiyuki Shiwa; Takayuki Kanda 001; Hiroshi Ishiguro; Norihiro Hagita (HRI, 2009)

How Quickly Should a Communication Robot Respond? Delaying Strategies and Habituation Effects. - Toshiyuki Shiwa; Takayuki Kanda 001; Michita Imai; Hiroshi Ishiguro; Norihiro Hagita (Int. J. Soc. Robotics, 2009)