@article{RRACEFN_1990_1990_1_a9,
     author = {Rodriguez-Salinas, Baltasar},
     title = {Banach spaces not having copies of 1 \ensuremath{\infty} and {Z1.}},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales },
     pages = {403-407},
     publisher = {mathdoc},
     volume = {84},
     number = {3},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RRACEFN_1990_1990_1_a9/}
}