Virtual Active Touch II: Vibrotactile representation of friction and a new approach to surface shape display. - Sho Tsuchiya; Masashi Konyo; Hiroshi Yamada; Takahiro Yamauchi; Shogo Okamoto; Satoshi Tadokoro (IROS, 2009)

Vib-Touch: Virtual Active Touch interface for handheld devices. - Sho Tsuchiya; Masashi Konyo; Hiroshi Yamada; Takahiro Yamauchi; Shogo Okamoto; Satoshi Tadokoro (RO-MAN, 2009)