@article{DMGT_2005_25_3_a18,
     author = {Palka, Zbigniew and Sperling, Monika},
     title = {On a sphere of influence graph in a one-dimensional space},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {427--433},
     publisher = {mathdoc},
     volume = {25},
     number = {3},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2005_25_3_a18/}
}