ABBASI, Mehdi; KAVIANI, Soroush; SHEIKHIAN, Leila. Risk Ranking of Oil and Gas Projects in the Exploitation Phase: An OPA-Based Case Study of the National Iranian Oil Company. International Journal of Operations Research and Artificial Intelligence , [S. l.], v. 1, n. 3, p. 121–130, 2025. DOI: 10.48314/ijorai.v1i3.72. Disponível em: https://mail.ijorai.reapress.com/journal/article/view/72.. Acesso em: 10 dec. 2025.