MURAT, C.; PASCHOS, V. T. Probabilistic optimization in graph-problems. Algorithmic Operations Research, [S. l.], v. 5, n. 1, p. Pages 49 - 64, 2010. Disponível em: https://journals.lib.unb.ca/index.php/AOR/article/view/11267. Acesso em: 11 jul. 2020.