@article{GRSME_1998_1998_1_a5,
     author = {Calder\'on, Alberto P.},
     title = {Reflexiones sobre el aprendizaje y ense\~nanza de la matem\'atica.},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {79-88},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1998},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_1998_1998_1_a5/}
}