Fatmala, Rizky. “Analysis of Transfer Fees in the Player Transfer System towards the Indonesian Football Industry”. Jurnal Indonesia Sosial Sains 4, no. 02 (February 20, 2023): 128–137. Accessed June 19, 2026. https://jiss.publikasiindonesia.id.solusipublish.com/index.php/jiss/article/view/778.