@misc{10_21136_CPM_1973_117803,
     title = {Ozn\'amen{\'\i}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {332},
     publisher = {mathdoc},
     volume = {098},
     number = {3},
     year = {1973},
     doi = {10.21136/CPM.1973.117803},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1973.117803/}
}