String-based Haptic Interface Device for Multi-fingers. - Somsak Walairacht; Yasuharu Koike; Makoto Sato (VR, 2000)

4 + 4 Fingers Manipulating Virtual Objects in Mixed-Reality Environment. - Somsak Walairacht; Keita Yamada; Shoichi Hasegawa; Makoto Sato (Presence Teleoperators Virtual Environ., 2002)