“PEMBANGUNAN SISTEM INFORMASI AC4U SEBAGAI E-COMMERCE SISTEM PENYEDIAAN JASA SERVICE AC”, Informatics, vol. 3, no. 4, pp. 22–26, Dec. 2020, Accessed: Jun. 18, 2025. [Online]. Available: https://ojs.journals.unisel.edu.my/index.php/icf/article/view/54