Fakhira Ardini, A., Sianturi, E. M. P. and Aisyah, R. (2022) “ANALISIS PERANAN MODEL WATERFALL DALAM BISNIS APLIKASI E – COMMERCE: ANALYSIS OF THE ROLE OF WATERFALL MODELS IN E-COMMERCE BUSINESS”, Prosiding Seminar Nasional Teknologi dan Sistem Informasi, 1(1), pp. 208-213. doi: 10.33005/sitasi.v1i1.149.