論文誌
[1] Naoyasu Ubayashi and Tetsuo Tamai, "Modeling Collaborations among Objects That Change Their Roles Dynamically and Its Modularization Mechanism," Systems and Computers in Japan, volume 33, number 5, pages 51-63, 2002.
著書
[1] 玉井 哲夫, 鵜林 尚靖, 市山 了一, Objects as Actors Assuming Roles in the Environment, Springer Berlin Heidelberg, 2007年.