@article{GRSME_2007_2007_1_a25,
     author = {P\'erez Sanz, Antonio },
     title = {Programas inform\'aticos para la ense\~nanza de la {Geometr{\'\i}a.}},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {501-514},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {2007},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_2007_2007_1_a25/}
}