@article{oai:sapporo-u.repo.nii.ac.jp:00007917, author = {Ogawa, Yoshiki}, issue = {7}, journal = {Phonological Externalization, Phonological Externalization}, month = {Jun}, note = {20322977}, pages = {1--26}, title = {Grammaticalization and Sequential Voicing in Japanese}, year = {2022} }