Azeem, Sana, Nadia Nasir, Shazia Kousar, and Saba Sabir. “Impact of E-Commerce Investment and Enterprise Performance Based on Customer Relationship Management”. International Journal of Psychosocial Rehabilitation 24, no. 9 (November 30, 2020): 3998–4008. Accessed January 21, 2026. https://psychosocial.com/index.php/ijpr/article/view/9191.