@article{DMGT_2011_31_1_a9,
     author = {Roushini Leely Pushpam, P. and Malini Mai, T.},
     title = {Weak roman domination in graphs},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {161--170},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2011_31_1_a9/}
}