Supriatiningsih S, Mulyanto JD. Penerapan Metode Waterfall Dalam Membangun Aplikasi Kursus Programming Berbasis Web. ICEJ [Internet]. 2024Dec.10 [cited 2025Jan.30];5(1):25-31. Available from: http://4258.wcapt.asia/index.php/ijec/article/view/7435