@article{oai:minpaku.repo.nii.ac.jp:00007895, author = {吉田, 豊 and Yoshida, Yutaka}, journal = {Senri Ethnological Studies}, month = {Mar}, pages = {123--152}, title = {The Family Tree Model and “Dead Dialects” : Eastern Middle Iranian Languages}, volume = {98}, year = {2018}, yomi = {ヨシダ, ユタカ} }