AKBAR, M. S.; PRAMONO, S. N. W. Vendor Performance Evaluation Using Kraljic’s Purchasing Portfolio Matrix and Analytic Hierarchy Process Method (Case study: PT Pertamina Trans Kontinental Central Jakarta). Proceeding International Conference on Religion, Science and Education, [S. l.], v. 3, p. 667–673, 2024. Disponível em: https://sunankalijaga.org/prosiding/index.php/icrse/article/view/1150. Acesso em: 8 jul. 2026.