On three-dimensional layout of pyramid networks. - Toshinori Yamada; Nobuaki Fujii; Shuichi Ueno (APCCAS (1), 2002)

Real-Time Rigid Body Simulation Based on Volumetric Penalty Method. - Shoichi Hasegawa; Nobuaki Fujii; Yasuharu Koike; Makoto Sato (HAPTICS, 2003)