AboElHamd E, Abdel-Basset M, Shamma HM, Saleh M, El-Khodary I. Modeling Customer Lifetime Value Under Uncertain Environment. Neutrosophic Sets Syst. 2021;39:10-30. Accessed April 25, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/1212