@article{GRSME_1998_1998_1_a21,
     author = {Gonz\'alez-D{\'\i}az, Roc{\'\i}o and  Real, Pedro},
     title = {Una curiosa combinaci\'on de topolog{\'\i}a, \'algebra y combinatoria: los cuadrados de {Steenrod.}},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {457-466},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1998},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_1998_1998_1_a21/}
}