Oyenmwen Umoren, Paul Uche Didi, Oluwatosin Balogun, Ololade Shukrah Abass, Oluwatolani Vivian Akinrinoye. A Comparative Evaluation of CRM, Marketing Automation, and Engagement Platforms in Driving Data-Driven Sales Funnel Performance. Int. J. Sci. Res. Comput. Sci. Eng. Inf. Technol. 2024;10(4):672-697. Accessed December 6, 2025. https://mail.ijsrcseit.com/index.php/home/article/view/CSEIT25113493