Rajabiasli, Mahrokh, khodamoradpor, MOZHGAN, yektayar, mozafar, hosseini, reshad. “Identifying Leading Indicators in Determining Customer Lifetime Value
In Sports Clubs.” Knowledge Management in Sport Journal, vol. 2, no. 4, 2023, pp. 1-16. 10.30495/kmsj.2022.1975357.1062