عبدالله العلاف خ. Using the Method of Global Criterion in Multi-Objective Mathematical Programming. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 9, n. 1, p. 193–226, 2009. DOI: 10.33899/iqjoss.2009.030633. Disponível em: https://ojs.uomosul.edu.iq/index.php/stats/article/view/29171. Acesso em: 8 sep. 2025.