MARCU, Dánut. An upper bound on the domination number of a graph. Mathematica Scandinavica, Berkeley, CA, United States, v. 59, p. 41–44, 1986. DOI: 10.7146/math.scand.a-12152. Disponível em: https://journals.msp.org/mscand/article/view/1517. Acesso em: 25 jul. 2026.