@article{1102910975,
author = {Gross, Jonathan L. and Tucker, Thomas W.},
title = {Quotients of complete graphs: revisiting the Heawood map-coloring problem.},
journal = {Pacific J. Math.},
volume = {55},
number = {2},
year = {1974},
pages = { 391-402},
language = {en},
url = {http://dml.mathdoc.fr/item/1102910975}
}
Gross, Jonathan L.; Tucker, Thomas W. Quotients of complete graphs: revisiting the Heawood map-coloring problem.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 391-402. http://gdmltest.u-ga.fr/item/1102910975/