ÇİMEN, E. THE RELATIONSHIP BETWEEN THE PROACTIVE PERSONALITY OF STUDENTS AND THE LEVELS OF MENTAL STRENGTH IN THE FACULTY OF SPORTS SCIENCES: THE CASE OF SULEYMAN DEMIREL UNIVERSITY. Journal of ROL Sport Sciences, [S. l.], v. 3, n. 1, p. 1–10, 2022. DOI: 10.29228/roljournal.54210. Disponível em: https://roljournal.com/index.php/rol/article/view/51. Acesso em: 22 feb. 2024.