国際会議
[1] Masao Ohira, Hitoshi Masaki, and Ken-ichi Matsumoto, "Cicro: an Interactive Visual Interface for Crowd Communication Online," In Proceedings of the 14th International Conference on Human-Computer Interaction (HCI2011), volume 6778, pages 251--260, July 2011.
著書
[1] Masao Ohira, Kiwako Koyama, Akinori Ihara, Shinsuke Matsumoto, Yasutaka Kamei, and Ken-ichi Matsumoto, A Time-Lag Analysis for Improving Communication among Oss Developers, Springer-Verlag, 2010.