@article{10_21136_CPM_1980_108237, author = {Dr\'abek, Karel}, title = {\v{S}edes\'at let doc. {RNDr.} {Zde\v{n}ka} {Van\v{c}ury,} {CSc}}, journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky}, pages = {419--421}, publisher = {mathdoc}, volume = {105}, number = {4}, year = {1980}, doi = {10.21136/CPM.1980.108237}, mrnumber = {597918}, zbl = {0447.01023}, language = {cs}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1980.108237/} }