Wartariyus, Wartariyus, Edo Laksana Widodo, Rendy Lutfi Prabowo, and Muhammad Dzaki Arrahman. 2023. “Sistem Informasi Manajemen Outbound Call (OBC) Subunit Payment Collection Pada Witel Lampung Berbasis Web ”. Jurnal Pepadun 4 (1):20-28. https://doi.org/10.23960/pepadun.v4i1.142.