NDRURU, E.; HUTABARAT, S. A. Implementasi Metode Vogel’s Approximation Method Pada Pengoptimalan Biaya Pengiriman Barang Pada CV. Expres Nias. MEANS (Media Informasi Analisa dan Sistem), [S. l.], v. 3, n. 1, p. 12–15, 2018. DOI: 10.54367/means.v3i1.219. Disponível em: https://ejournal.ust.ac.id/index.php/Jurnal_Means/article/view/219. Acesso em: 28 mar. 2024.