NINGSIH, P. K.; RATNAWATI, D. Analisis Prosedur Purchasing di SBY Residence. VISA: Journal of Vision and Ideas, [S. l.], v. 4, n. 3, p. 2429–2437, 2024. DOI: 10.47467/visa.v4i3.4202. Disponível em: https://journal-laaroiba.com/ojs/index.php/visa/article/view/4202. Acesso em: 28 apr. 2026.