@article{oai:tsukuba.repo.nii.ac.jp:00006913, author = {宮良, 俊行 and Miyara, Toshiyuki and 栃掘, 申二 and Tochibori, Shinji and 福原, 祐三 and Fukuhara, Yuzo}, journal = {体育科学系紀要}, month = {Mar}, pages = {139--145}, title = {<実践研究>ルール改正に伴うサーブの有効性について}, volume = {19}, year = {1996} }