@article{RMF_2018_93_4_a1,
     author = {\v{C}ejchan, Anton{\'\i}n},
     title = {O jedn\'e vlastnosti prvo\v{c}{\'\i}sel {\textendash} tot\'aln{\'\i} cifern\'e sou\v{c}ty},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {7--10},
     year = {2018},
     volume = {93},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2018_93_4_a1/}
}