論文誌
[1] Kohei YOSHIGAMI, Taishi HAYASHI, Masateru TSUNODA, Hidetake UWANO, Shunichiro Sasaki, and Kenichi MATSUMOTO , "How Does Time Conscious Rule of Gamification Affect Coding and Review?," IEICE Transactions on Information and Systems, volume E102-D, number 12, September 2019.