Yuichi Goto, Rikiya Tsuchihashi. What content of user reviews is considered "helpful"?. Proc. of 2022 12th International Congress on Advanced Applied Informatics (IIAI-AAI). 2022. 490-494
Rikiya Tsuchihashi, Yuichi Goto. Incumbent firms' success in adopting radical innovation: Case of Olympus Corporation, Japan. Proceedings of Asia-Pacific Symposium on Social Science and Management. 2016. 217-228