@article{RRACEFN_1994_1994_1_a1,
     author = {Mira L\'opez and  J. A. and  Valls Gonz\'alez, J.},
     title = {Generalizaci\'on de los teoremas de alternativa de sistemas de inecuaciones lineales.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales },
     pages = {187-202},
     publisher = {mathdoc},
     volume = {88},
     number = {2-3},
     year = {1994},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/RRACEFN_1994_1994_1_a1/}
}