@article{STO_1976_1976_1_a4,
     author = {Cuxart, Anna M.},
     title = {Sobre la geometr{\'\i}a de la diferencia sim\'etrica.},
     journal = {Stochastica},
     pages = {51-52},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1976},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/STO_1976_1976_1_a4/}
}