@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039780, author = {Morita, Yasuo}, issue = {2}, 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 = {Aug}, note = {application/pdf}, pages = {167--248}, title = {An explicit formula for the dimension of spaces of Siegel modular forms of degree two}, volume = {21}, year = {1974} }