@article{RRACEFN_1993_1993_1_a13,
     author = {Plans, Antonio},
     title = {Optimizaci\'on de sucesiones en un espacio de {Banach} separable.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales },
     pages = {425-436},
     publisher = {mathdoc},
     volume = {87},
     number = {2-3},
     year = {1993},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/RRACEFN_1993_1993_1_a13/}
}