Favian, R.E. and Mirza, A.H. 2022. Pengembangan Mobile Carwash Application pada Carwash Trijaya Menggunakan Waterfall. Journal of Information Technology Ampera. 3, 2 (Aug. 2022), 185–194. DOI:https://doi.org/10.51519/journalita.volume3.isssue2.year2022.page185-194.