Balboa, GJ. G., CM. E. Diesta, J. A. Jose, CJ. M. Ladisla, M. L. Rodolfo, and Rosalie R. Galang. 2019. “Hospital Management System: Human Resources III (Time and Attendance, Shift and Scheduling, Timesheet Management, Leave Management and Claims and Reimbursement)”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 1 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2208.