%0 Journal Article
%A Ahangar, H. Abdollahzadeh
%A Chellali, M.
%A Sheikholeslami, S.M.
%A Valenzuela-Tripodoro, J.C.
%T Total Roman {2}-Dominating Functions in Graphs
%J Discussiones Mathematicae. Graph Theory
%D 2022
%P 937-958
%V 42
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DMGT_2022_42_3_a15/
%G en
%F DMGT_2022_42_3_a15