mohamed Nahi, isam, and Omar Hussein. “Constructing the Adaptive Sports Perfectionism Scale for Players of Some Sports Clubs in Nineveh Governorate”. Al-Rafidain Journal For Sport Sciences 26, no. 83 (November 1, 2023): 354–375. Accessed October 2, 2025. https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50558.