@article{oai:waseda.repo.nii.ac.jp:00004249,
 author = {上野, 和昭},
 journal = {国文学研究},
 month = {Oct},
 pages = {73--83},
 title = {国語におけるマ行音バ行音交替現象について},
 volume = {66},
 year = {1978}
}