@article{GAMA_1958_1958_1_a4,
     author = {Ayuso, Arturo},
     title = {Bertrand {Russell.}},
     journal = {Gaceta matem\'atica},
     pages = {71-75},
     publisher = {mathdoc},
     volume = {10},
     number = {3-4},
     year = {1958},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1958_1958_1_a4/}
}