@article{10_21136_CPM_1954_117129,
     author = {Koutsk\'y, Zden\v{e}k},
     title = {N\v{e}kter\'a u\v{z}it{\'\i} \v{c}{\'\i}sla $\sup \vert a_n\vert^{1/n}$},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {273--277},
     publisher = {mathdoc},
     volume = {079},
     number = {3},
     year = {1954},
     doi = {10.21136/CPM.1954.117129},
     mrnumber = {0079111},
     zbl = {0059.06202},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1954.117129/}
}