著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Gabriele Wulf and Nathan Mcconnel and Matthias Gärtner and Andreas Schwarz,Enhancing the Learning of Sport Skills Through External-Focus Feedback,Journal of Motor Behavior,0022-2895,Informa UK Limited,2002-06,34,2,171-182,https://cir.nii.ac.jp/crid/1360001114148476160,https://doi.org/10.1080/00222890209601939