@article{oai:kansaigaidai.repo.nii.ac.jp:00005039,
 author = {楳垣, 実 and Umegaki, Minoru},
 journal = {研究論集, Kenkyu-Ronshu : The Review of Inquiry and Research},
 month = {Feb},
 pages = {1--9},
 title = {WaとGaの問題},
 volume = {4},
 year = {1959},
 yomi = {ウメガキ, ミノル}
}