@article{GAMA_1961__13_1-2_44043,
     author = {J. Ochoa},
     title = {El grupo de transformaciones de {Lorentz.}},
     journal = {Gaceta Matem\'atica},
     pages = {6},
     publisher = {mathdoc},
     volume = {13},
     number = {1-2},
     year = {1961},
     language = {sp},
     url = {https://geodesic-test.mathdoc.fr/item/GAMA_1961__13_1-2_44043/}
}