@article{CMUC_1964__5_3_a6,
     author = {Van{\'\i}\v{c}ek, Ji\v{r}{\'\i}},
     title = {On projections in {Banach} space},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {159--171},
     publisher = {mathdoc},
     volume = {05},
     number = {3},
     year = {1964},
     mrnumber = {0184070},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1964__5_3_a6/}
}