@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039681, author = {Ihara, Yasutaka}, issue = {3}, journal = {Journal of the Faculty of Science, the University of Tokyo. Sect. 1 A, Mathematics = 東京大学理学部紀要. 第1類A, 数学}, month = {Feb}, note = {application/pdf}, pages = {301--361}, title = {Congruence relations and Shimura curves II}, volume = {25}, year = {1979} }