@article{GDZPPN002039680, title = {Neuwirth manifolds and colourings of graphs.}, journal = {Aequationes mathematicae}, volume = {44}, year = {1992}, pages = {168-187}, zbl = {0772.57021}, url = {http://dml.mathdoc.fr/item/GDZPPN002039680} }
Cavicchioli, Alberto. Neuwirth manifolds and colourings of graphs.. Aequationes mathematicae, Tome 44 (1992) pp. 168-187. http://gdmltest.u-ga.fr/item/GDZPPN002039680/