@article{JGG_2009_13_1_JGG_2009_13_1_a0,
     author = {A. Breda d'Azevedo and D. Catalano and R. Duarte },
     title = {Regular {Colour-Preserving} {Coverings} of {Low} {Genus} of the {Face-Colored} {Hemicube}},
     journal = {Journal for geometry and graphics},
     pages = {1--13},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2009},
     url = {http://geodesic.mathdoc.fr/item/JGG_2009_13_1_JGG_2009_13_1_a0/}
}