@article{oai:tsukuba.repo.nii.ac.jp:00015234,
 author = {Geisler, Guido and Leith, Larry M.},
 journal = {体育科学系紀要},
 month = {Mar},
 pages = {63--74},
 title = {<Materials>Sources of Stress in Student-Athletes : An Exploratory Study of Intercollegiate Soccer Players in Canada, Germany, and Japan},
 volume = {30},
 year = {2007}
}