@article{03747190,
title = {A generalization of the dichromatic polynomial of a graph.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {4},
year = {1981},
pages = {725-729},
doi = {10.1155/S0161171281000550},
zbl = {0476.05071},
language = {en},
url = {http://dml.mathdoc.fr/item/03747190}
}
Farrell, E.J. A generalization of the dichromatic polynomial of a graph.. International Journal of Mathematics and Mathematical Sciences, Tome 4 (1981) pp. 725-729. doi : 10.1155/S0161171281000550. http://gdmltest.u-ga.fr/item/03747190/