ISDN audio-graphics teleconferencing systems. - Kiyoto Tanaka; Ikuro Oyaizu (J. Electronic Imaging, 1993)

A Confidentiality System for ISDN inter-PC High-Speed File Transfer. - Kiyoto Tanaka; Ikuro Oyaizu (INFOCOM, 1994)

A confidentiality system for ISDN inter-PC high-speed file transfer. - Kiyoto Tanaka; Hiroyuki Matsumoto; Ikuro Oyaizu (Comput. Secur., 1996)