@article{CMUC_1968__9_1_a16,
     author = {Pt\'ak, Vlastimil},
     title = {Mappings into spaces of operators},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {161--164},
     publisher = {mathdoc},
     volume = {09},
     number = {1},
     year = {1968},
     mrnumber = {0231184},
     zbl = {0164.16301},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1968__9_1_a16/}
}