A Location Free Network System Applicable to Geographical Terms of the Electronic Journal Site License. - Yoshihiro Ohsumi; Kiyohiko Okayama; Nariyoshi Yamai; Takaoki Fujiwara; Takashi Hieda (SAINT, 2012)

A Configuration of Location Free Network Applicable to Location Dependent Services. - Yoshihiro Ohsumi; Kiyohiko Okayama; Nariyoshi Yamai (Inf. Media Technol., 2013)