@article{10_21136_CPM_1951_117000,
     author = {Kat\v{e}tov, Miroslav},
     title = {Line\'arn{\'\i} oper\'atory. {II}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {105--119},
     publisher = {mathdoc},
     volume = {076},
     number = {2},
     year = {1951},
     doi = {10.21136/CPM.1951.117000},
     mrnumber = {0052041},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1951.117000/}
}