@article{GRSME_2007_2007_1_a6,
     author = {Guillera Goyanes, Jes\'us},
     title = {Historia de las f\'ormulas y algoritmos para n.},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {179-191},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {2007},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_2007_2007_1_a6/}
}