@article{DMGT_2013_33_3_a4,
     author = {Euler, Reinhardt and Oleksik, Pawe{\l} and Skupie\'n, Zdzis{\l}aw},
     title = {Counting {Maximal} {Distance-Independent} {Sets} in {Grid} {Graphs}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {531--557},
     publisher = {mathdoc},
     volume = {33},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2013_33_3_a4/}
}