@article{10_21136_CPM_1980_118044,
     author = {Dont, Miroslav},
     title = {Pozn\'amka o line\'arn{\'\i} m{\'\i}\v{r}e {Vitu\v{s}kinov\'ych} mno\v{z}in},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {23--30},
     publisher = {mathdoc},
     volume = {105},
     number = {1},
     year = {1980},
     doi = {10.21136/CPM.1980.118044},
     mrnumber = {560755},
     zbl = {0411.28010},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1980.118044/}
}