Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 靑山 秀夫,Characteristics of sound in the present-day Korean language,天理大学学報,0387-4311,天理大学出版部,1958-03-23,9,2,117-142,https://cir.nii.ac.jp/crid/1571417127790357760,