- 国際会議
- [1] Mizuki Yamamoto, Masao Ohira, Yasutaka Kamei, Shinsuke Matsumoto, and Ken-ichi Matsumoto, "Temporal Changes of the Openness of an Oss Community: a Case Study of the Apache Http Server Community," In he Fifth International Conference on Collaboration Technologies 2009 (CollabTech 2009), pages 64--65, August 2009.
- [2] Yasutaka Kamei, Shinsuke Matsumoto, Hirotaka Maeshima, Yoji Onishi, Masao Ohira, and Ken-ichi Matsumoto, "Analysis of Coordination between Developers and Users in the Apache Community," In The Fourth International Conference on Open Source Systems (OSS2008), pages 81--92, September 2008.
