MAUKAR, Anastasia Lidya; KESUMA, Dewa Anggara; WIDODO, Anang Aris. Application of Waterfall-System Development Life Cycle Methodology for Designing Purchase Order Material Control System . Inform : Jurnal Ilmiah Bidang Teknologi Informasi dan Komunikasi, [S. l.], v. 8, n. 2, p. 102–110, 2023. DOI: 10.25139/inform.v8i2.5138. Disponível em: https://ejournal.unitomo.ac.id/index.php/inform/article/view/5138. Acesso em: 20 jun. 2026.