SERVICE MANAGEMENT SYSTEM HR3: TIME AND ATTENDANCE, CLAIMS AND REIMBURSEMENT, AND LEAVE MANAGEMENT WITH AUTOMATED AND DATA-DRIVEN SHIFT SCHEDULING AND TIMESHEET RECORDING USING QR CODE. AASgBCPJMRA [Internet]. 2026 Jan. 13 [cited 2026 Jan. 26];7(1). Available from: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/16440