Curve generation of implicit functions by incremental computers. - Mikio Nakatsuyama; Kunihiro Kanno; Hiroshi Nagahashi; Norio Nishizuka (Comput. Graph., 1983)

An interactive image processing system for microcomputers. - Hiroshi Nagahashi; Mikio Nakatsuyama; Norio Nishizuka (Syst. Comput. Jpn., 1986)