An XML-Based Distance Learning System Capable of Conveying Information on "LECTURE EVENT". - Naoaki Mashita; Hiroshi Shigeno; Yutaka Matsushita (Active Media Technology, 2001)

An Integrated Distance Learning System Capable of Supporting Interactions for Asynchronous Distance Learning. - Shimon Sakai; Tsunenobu Narahara; Naoaki Mashita; Hiroshi Shigeno; Ken-ichi Okada 002; Yutaka Matsushita (ICDCS Workshops, 2002)

An Efficient Method of Supporting Interactions for an Integrated Distance Learning System. - Shimon Sakai; Naoaki Mashita; Yasuhiro Yoshimitsu; Hiroshi Shigeno; Ken-ichi Okada 002; Yutaka Matsushita (Int. J. Distance Educ. Technol., 2004)