@article{CMUC_1990__31_3_a10,
     author = {Kissel, Peter and Schock, Eberhard},
     title = {Lucid operators on {Banach} spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {489--499},
     publisher = {mathdoc},
     volume = {31},
     number = {3},
     year = {1990},
     mrnumber = {1078483},
     zbl = {0731.47046},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1990__31_3_a10/}
}