Diamond Park and Spline: Social Virtual Reality With 3D Animation, Spoken Interaction, and Runtime Extendability. - Richard C. Waters; David B. Anderson; John W. Barrus; David C. Brogan; Michael A. Casey; Stephan G. McKeown; Tohei Nitta; Ilene B. Sterns; William S. Yerazunis (Presence Teleoperators Virtual Environ., 1997)

A Study on the Application of DVE to a Mental Support System for the Aged Segregated from Family. - Yasuyuki Okano; Yoshinori Ito; Tohei Nitta (Tabletop, 2006)