A large scale ATM switching system architecture for multimedia communications. - Shiro Tanabe; Takahiko Kozaki; Akihiko Takase; Yoshito Sakurai (Comput. Commun. Rev., 1992)

Service-Transport Separated Network Architecture Using MPLS-TP Technologies. - Kenichi Sakamoto; Yoshihiro Ashi; Akihiko Takase (IEICE Trans. Commun., 2012)