BASIR, N. A.; JUMRIANI; FAUZIAH, G. N. Analisis Penggunaan Ship Manager DNV dalam Proses Procurement Spare Part pada PT Pertamina International Shipping. Surplus: Jurnal Ekonomi dan Bisnis, [S. l.], v. 4, n. 2, p. 2101–2112, 2026. DOI: 10.71456/sur.v4i2.2105. Disponível em: https://yptb.org/index.php/sur/article/view/2105. Acesso em: 8 oct. 2026.