“PERANCANGAN APLIKASI E-KOST BERBASIS ANDROID DI KOTA BATAM”, comasiejournal, vol. 5, no. 7, pp. 35–42, Jul. 2021, Accessed: Oct. 06, 2026. Available: https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/4401