Ghameshlou, Arezoo N., Golmohammadi, Hamidreza, Moghaddam, S. M. Hosseini and Volkmann, Lutz (2022) “Roman k-domination number upon vertex and edge removal”, Utilitas Mathematica , 112. Available at: https://utilitasmathematica.com/index.php/Index/article/view/1400 (Accessed: 27 July 2026).