@book{oai:nichibun.repo.nii.ac.jp:00005283,
 author = {日野,  資成},
 month = {Dec},
 publisher = {国際日本文化研究センター, International Research Center for Japanese Studies},
 title = {日本祖語の母音体系―上代東国方言資料による再構―},
 volume = {31},
 year = {2003}
}