QADOUME, Khaled; QADOUME, Ali; BEN ABDERRHMAN, Abderraouf. The degree of positive perfectionism among professional players in football and volleyball in Palestine. SPORT TK-EuroAmerican Journal of Sport Sciences, [S. l.], v. 15, p. 13, 2026. DOI: 10.6018/sportk.643481. Disponível em: https://sportk.eu/article/view/126. Acesso em: 22 sep. 2026.