@article{05827397,
title = {Infinitely many hypermaps of a given type and genus.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {17},
year = {2010},
zbl = {1204.05041},
language = {en},
url = {http://dml.mathdoc.fr/item/05827397}
}
Jones, Gareth A.; Pinto, Daniel. Infinitely many hypermaps of a given type and genus.. The Electronic Journal of Combinatorics [electronic only], Tome 17 (2010) . http://gdmltest.u-ga.fr/item/05827397/