“Travel and Tours Management System: Core Transaction II (Executive Account, Schedule and Rates, Passport and Visa Processing, Customer Relationship Management, Customer Portal): Vol.4, No.1”, AASgBCPJMRA, vol. 4, no. 1, Jun. 2024, Accessed: Dec. 10, 2025. [Online]. Available: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/14188