@article{HM_1998_1998_1_a9,
     author = {Ballestero, Enrique},
     title = {El logicismo matem\'atico de {Bertrand} {Russell} y una extensi\'on utilitaria.},
     journal = {Historia de la Matem\'atica},
     pages = {271-282},
     publisher = {mathdoc},
     year = {1998},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/HM_1998_1998_1_a9/}
}