@article{CLTM_1992_1992_1_a18,
     author = {Fern\'andez Castillo, Jes\'us M.},
     title = {Inclusi\'on de sumas en productos de espacios de {Banach.}},
     journal = {Collectanea mathematica},
     pages = {15-35},
     year = {1992},
     volume = {43},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1992_1992_1_a18/}
}