国際会議
[1] Zhaohong Sun, Hideaki Hata, Taiki Todo, and Makoto Yokoo, "Exchange of Indivisible Objects with Asymmetry," In Proc. of 24th International Joint Conference on Artificial Intelligence 2015 (IJCAI-15), pages 97-103 July 2015.
[2] Hideaki Hata, Taiki Todo, Saya Onoue, and Kenichi Matsumoto, "Characteristics of Sustainable OSS Projects: A Theoretical and Empirical Study," In Proc. of 8th International Workshop on Cooperative and Human Aspects of Software Engineering (CHASE 2015), pages 15-21 May 2015.