HENNING, MICHAEL A.; MARCON, SINCLAIR A. Vertices contained in all or in no minimum disjunctive dominating set of a tree. Utilitas Mathematica , [S. l.], v. 105, 2017. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1178. Acesso em: 1 may. 2026.