%0 Journal Article %A Henning, Michael A. %A Rall, Douglas F. %T On Graphs with Disjoint Dominating and 2-Dominating Sets %J Discussiones Mathematicae. Graph Theory %D 2013 %P 139-146 %V 33 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGT_2013_33_1_a11/ %G en %F DMGT_2013_33_1_a11