“AIRPORT MANAGEMENT SYSTEM: LOGISTIC 2 (Vendor Portal, Audit Management, Vehicle Reservation, Fleet Management, Document Tracking System Approval)”. 2019. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 1 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2224.