ANALISA PERANCANGAN DAN PENGGUNAAN SISTEM E-PROCUREMENT STUDI KASUS PT SANGRA RATU BOGA. jitk [Internet]. 2019 Feb. 15 [cited 2026 Feb. 12];4(2):185-90. Available from: https://ejournal.nusamandiri.ac.id/ejurnal/index.php/jitk/article/view/293