DUPONT, L. A.; VILLARREAL, R. H. Edge ideals of clique clutters of comparability graphs and the normality of monomial ideals. MATHEMATICA SCANDINAVICA, [S. l.], v. 106, n. 1, p. 88–98, 2010. DOI: 10.7146/math.scand.a-15126. Disponível em: https://www.mscand.dk/article/view/15126. Acesso em: 25 apr. 2024.