KHADKA, S. R.; BHANDARI, P. P. Lexicographic Earliest Arrival Contraflow Evacuation Problem on UPL-TTSP Network. International Journal of Operational Research/Nepal, [S. l.], v. 9, n. 1, p. 1–7, 2020. DOI: 10.3126/ijorn.v9i1.51842. Disponível em: https://nepjol.info/index.php/ijorn/article/view/51842. Acesso em: 6 may. 2024.