LOCAL GOVERNMENT UNIT 4: A WEB-BASED BARANGAY CLEARANCE AND CERTIFICATE MANAGEMENT SYSTEM (CLEARANCE ISSUANCE, CERTIFICATE MANAGEMENT, STATUS AND REPORTING AND AI RESIDENT VERIFICATION USING GOOGLE CLOUD VISION). (2026). Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, 7(1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/15635