@misc{10_21136_CPM_1965_108258, title = {Dal\v{s}{\'\i} zpr\'avy}, journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky}, pages = {259}, year = {1965}, volume = {90}, number = {2}, doi = {10.21136/CPM.1965.108258}, language = {cs}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1965.108258/} }