Remarks on the Heawood conjecture (nonorientable case)
Youngs, J. W. T.
Bull. Amer. Math. Soc., Tome 74 (1968) no. 6, p. 347-353 / Harvested from Project Euclid
Publié le : 1968-03-14
Classification: 
@article{1183529545,
     author = {Youngs, J. W. T.},
     title = {Remarks on the Heawood conjecture (nonorientable case)},
     journal = {Bull. Amer. Math. Soc.},
     volume = {74},
     number = {6},
     year = {1968},
     pages = { 347-353},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1183529545}
}
Youngs, J. W. T. Remarks on the Heawood conjecture (nonorientable case). Bull. Amer. Math. Soc., Tome 74 (1968) no. 6, pp.  347-353. http://gdmltest.u-ga.fr/item/1183529545/