@article{oai:hokusho.repo.nii.ac.jp:00003643,
 author = {渡部, 峻 and WATANABE, Shun and 安田, 智哉 and 玉木, 昴太},
 journal = {北翔大学北方圏生涯スポーツ研究所年報, Bulletin of the Northern Regions Lifelong Sports Laboratory Hokusho University},
 month = {Mar},
 pages = {73--75},
 title = {大学野球投手における直球の「質」の分析},
 volume = {13},
 year = {2023}
}