Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YABUNE Toshikazu and OKADA Shuichi and YAMAZAKI Syunsuke and NAGAKI Kosuke and DEGUCHI Tathuya,"A STUDY ON THE JUDO PRINCIPLES-The Meanings of SEIRYOKU-ZENYO and JITA-KYOEI, and the Degrees of Present Young Judo Players' Understanding on Those Theorys-",Research Journal of Budo,0287-9700,Japanese Academy of Budo,1997,30,2,9-26,https://cir.nii.ac.jp/crid/1390282680426728448,https://doi.org/10.11214/budo1968.30.2_9