@article{CMUC_1995_36_1_a16,
     author = {Illanes, Alejandro},
     title = {Whitney blocks in the hyperspace of a finite graph},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {137--147},
     year = {1995},
     volume = {36},
     number = {1},
     mrnumber = {1334422},
     zbl = {0833.54009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1995_36_1_a16/}
}