Armecin, MJ, et al. “Hospital Management System: Logistics 2 (Fleet Management, Vehicle Reservation, Vendor Portal, Audit Management, Document Tracking)”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, vol. 1, no. 1, Apr. 2019, https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2214.