@article{GAMA_1973_1973_1_a13,
     author = {Albertos Garc{\'\i}a, A. Eduardo},
     title = {Calendario para averiguar el d{\'\i}a de la semana de cualquier fecha desde 1600 a 1999.},
     journal = {Gaceta matem\'atica},
     pages = {195-196},
     publisher = {mathdoc},
     volume = {25},
     number = {7-8},
     year = {1973},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1973_1973_1_a13/}
}