Dissertation by Yujiro Motora. Exchange: Creation of Machine-Readable Text and Japanese Text Versions (An Interim Report 4). Annual Report of Tohoku Women's College and Tohoku Women's Junior College. 2005. No.44,42-51
Dissertation by Yujiro Motora. Exchange: Creation of Machine-Readable Text and Japanese Text Versions(An Interim Report 3). Annual Report of Tohoku Women's College and Tohoku Women's Junior College. 2004. No.43,25-34