P. ROUSHINI LEELY PUSHPAM; M. KAMALAM. Weak Roman domination in Chess graphs. Malaya Journal of Matematik, India, v. 9, n. 01, p. 486–493, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1064. Acesso em: 16 jul. 2024.