@misc{10_21136_AM_1960_102701, title = {Zpr\'avy}, journal = {Applications of Mathematics}, pages = {156--158}, year = {1960}, volume = {5}, number = {2}, doi = {10.21136/AM.1960.102701}, language = {cs}, url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1960.102701/} }