BLIDIA, MOSTAFA; CHELLALI, MUSTAPHA; HAYNES, TERESA W.; HENNING, MICHAEL A. Independent and double domination in trees. Utilitas Mathematica , [S. l.], v. 70, 2006. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/418. Acesso em: 8 may. 2026.