@article{DMGT_2011_31_2_a12,
     author = {Raczek, Joanna},
     title = {Graphs with equal domination and 2-distance domination numbers},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {375--385},
     year = {2011},
     volume = {31},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2011_31_2_a12/}
}