COCKAYNE E.J.; MYNHARDT C.M. Minimality and convexity of dominating and related functions in graphs: A unifying theory. Utilitas Mathematica , [S. l.], v. 51, 1997. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/62. Acesso em: 8 may. 2026.