ROUBENS, M. Familles de graphes d’intervalles emboites. JORBEL - Belgian Journal of Operations Research, Statistics, and Computer Science, [S. l.], v. 25, n. 2-3, p. 63–76, 1985. Disponível em: https://www.orbel.be/jorbel/index.php/jorbel/article/view/475. Acesso em: 9 may. 2024.