Rizvandi, Aye, and Farshad Tojari. “Entrepreneurial Marketing Effects on Sport Club Manager Performance (Conceptual Model)”. Journal of Human Sport and Exercise 14, no. 5proc (December 23, 2019): S2232-S2246. Accessed May 14, 2024. https://www.jhse.ua.es/article/view/2019-v14-n5-proc-entrepreneurial-marketing-effects-sport-club-ma.