Evaluation of Human Sense of Security for Coexisting Robots using Virtual Reality. 1st Report: Evaluation of Pick and Place Motion of Humanoid Robots. - Seri Nonaka; Kenji Inoue; Tatsuo Arai; Yasushi Mae (ICRA, 2004)

Comparison of human psychology for real and virtual mobile manipulators. - Kenji Inoue; Seri Nonaka; Yoshihiro Ujiie; Tomohito Takubo; Tatsuo Arai (RO-MAN, 2005)