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) Thomas L. McKenzie and James F. Sallis and Philip R. Nader,SOFIT: System for Observing Fitness Instruction Time,Journal of Teaching in Physical Education,0273-5024,Human Kinetics,1992-01,11,2,195-205,https://cir.nii.ac.jp/crid/1360574093976214016,https://doi.org/10.1123/jtpe.11.2.195