@article{EXMATH_1988_1988_1_a23,
     author = {Gonz\'alez Ruiz, Manuel and Onieva Aleixandre, V{\'\i}ctor M.},
     title = {Operadores convergentes incondicionalmente y teor{\'\i}a de {Fredholm}},
     journal = {Extracta mathematicae},
     pages = {83-85},
     publisher = {mathdoc},
     volume = {3},
     number = {3},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1988_1988_1_a23/}
}