国際会議
[1] Papon Yongpisanpop, Masao Ohira, and Ken-ichi Matsumoto, "Adaptive Search Engine for Organization Using Crowdsourcing Techniques," In Proceedings of The 2011 International Computer Science and Engineering Conference (ICSEC2011) , pages 61-66 September 2011.
[2] Chakkrit Tantithamthavorn, Papon Yongpisanpop, Masao Ohira, Arnon Rungsawang, and Ken-ichi Matsumoto, "Chordbook: a Portable Guitar Chord Song Book Using Crowdsourcing Techniques," In Proceedings of The 2011 International Computer Science and Engineering Conference (ICSEC2011), pages 67-72 September 2011.