@article{EXMATH_1989_1989_1_a6,
     author = {Garc{\'\i}a-Nogales, A.},
     title = {Algunos f-sub-sigma-conjuntos en {L(E,F)} para la topolog{\'\i}a de operadores d\'ebil},
     journal = {Extracta mathematicae},
     pages = {36-38},
     year = {1989},
     volume = {4},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1989_1989_1_a6/}
}