RAD, NADER JAFARI; RAHBANI, HADI; VOLKMANN, LUTZ. Locating Roman Domination in Graphs. Utilitas Mathematica , [S. l.], v. 110, 2019. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1447. Acesso em: 7 may. 2026.