DELVIANA, ANGGUN; NARWEN, NARWEN. GRAF LEMBUT KABUR. Jurnal Matematika UNAND, [S. l.], v. 9, n. 1, p. 38–45, 2020. DOI: 10.25077/jmu.9.1.38-45.2020. Disponível em: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/565. Acesso em: 6 nov. 2026.