@article{05799464,
title = {Complexity aspects of the Helly property: graphs and hypergraphs.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {16},
year = {2009},
zbl = {1206.05002},
language = {en},
url = {http://dml.mathdoc.fr/item/05799464}
}
Dourado, Mitre C.; Protti, Fábio; Szwarcfiter, Jayme L. Complexity aspects of the Helly property: graphs and hypergraphs.. The Electronic Journal of Combinatorics [electronic only], Tome 16 (2009) . http://gdmltest.u-ga.fr/item/05799464/