Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) RI Sonshi and ROKUTANDA Yutaka and MATSUMOTO Takenori,East Asia : Korea 1,SHIGAKU ZASSHI,0018-2478,The Historical Society of Japan,1998,107,5,915-918,https://cir.nii.ac.jp/crid/1390282680113179776,https://doi.org/10.24471/shigaku.107.5_915