@article{GRSME_1999_1999_1_a24,
     author = {L\'opez Pe\~na, Jos\'e Javier},
     title = {Cuadrados m\'agicos de primos.},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {563-564},
     publisher = {mathdoc},
     volume = {2},
     number = {3},
     year = {1999},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_1999_1999_1_a24/}
}