DÍAZ-PARRA, O.; RUIZ VANOYE, J. A.; FUENTES-PENNA, A.; BERNABE LORANCA, B.; PÉREZ-ORTEGA, J.; BARRERA-CÁMARA, R. A.; VÉLEZ-DÍAZ, D.; PÉREZ-OLGUIN, N. B. Oil Platform Transport Problem (OPTP) is NP-hard. International Journal of Combinatorial Optimization Problems and Informatics, [S. l.], v. 8, n. 3, p. 2–19, 2018. Disponível em: https://ijcopi.org/ojs/article/view/14. Acesso em: 25 apr. 2024.