@misc{10_21136_CPM_1964_108447,
     title = {Dal\v{s}{\'\i} zpr\'avy},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {252--256},
     year = {1964},
     volume = {89},
     number = {2},
     doi = {10.21136/CPM.1964.108447},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1964.108447/}
}