Sullivan, P., M. Blacker, J. Murphy, and J. Cairney. “Levels of Psychological Distress of Canadian University Student-Athletes”. Canadian Journal of Higher Education, vol. 49, no. 1, Apr. 2019, pp. 47-59, https://www.cjhe.test.sfulib7.publicknowledgeproject.org/index.php/cjhe/article/view/188192.