MANAJEMEN PROYEK MODEL WATERFALL STUDI KASUS: PT INDO TAICHEN TEXTILE INDUSTRY PADA DEPT. IT. jitk [Internet]. 2018 Aug. 15 [cited 2026 Feb. 12];4(1):71-6. Available from: https://ejournal.nusamandiri.ac.id/ejurnal/index.php/jitk/article/view/321