المؤلفون: Masataka, Ono, Kosuke, Sakurada, Shin-ichiro, Seki

المصدر: Commentarii mathematici Universitatis Sancti Pauli = Rikkyo Daigaku sugaku zasshi. 69:51-74

URL الوصول: https://explore.openaire.eu/search/publication?articleId=jairo_______::a6d6a0fc39f043879ecd6a01dff2c874
http://id.nii.ac.jp/1062/00021299/