@article{oai:jissen.repo.nii.ac.jp:00001867, author = {政井, 美穂}, journal = {實踐國文學, Journal of Jissen Japanese Language and Literature}, month = {Oct}, pages = {(1)--(14)}, title = {「てもいいか」の意味・機能の拡張について}, volume = {92}, year = {2017} }