@article{oai:repository.ninjal.ac.jp:00001091, author = {石井, 久雄 and ISHII, Hisao}, journal = {研究報告集, Occasional Papers}, month = {Mar}, note = {国立国語研究所, application/pdf, 17の書名 : 国立国語研究所研究報告集}, pages = {231--253}, title = {音韻論における日本語五母音体系}, volume = {2}, year = {1980}, yomi = {イシイ, ヒサオ} }