@article{05282475,
title = {Extending Hall's theorem into list colorings: a partial history.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2007},
year = {2007},
doi = {10.1155/2007/72168},
zbl = {1139.05021},
language = {en},
url = {http://dml.mathdoc.fr/item/05282475}
}
Hoffman, Dean G.; Johnson, Peter D.jun. Extending Hall's theorem into list colorings: a partial history.. International Journal of Mathematics and Mathematical Sciences, Tome 2007 (2007) . doi : 10.1155/2007/72168. http://gdmltest.u-ga.fr/item/05282475/