@article{PM_2007_2007_1_a25,
     author = {Rodr{\'\i}guez-Villegas, Fernando},
     title = {Recuento de colores en variedades.},
     journal = {Publicacions matem\`atiques},
     publisher = {mathdoc},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PM_2007_2007_1_a25/}
}