@article{GAMA_1974_1974_1_a12,
     author = {Erice Rodr{\'\i}guez, Francisco Javier},
     title = {Resoluci\'on de una conjetura sobre la f\'ormula: {\ensuremath{\Sigma}(-l)i(ni)ij=0,n>j\ensuremath{\geq}0.}},
     journal = {Gaceta matem\'atica},
     pages = {121-124},
     publisher = {mathdoc},
     volume = {26},
     number = {5-6},
     year = {1974},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1974_1974_1_a12/}
}