@article{10_21136_CPMF_1879_109275,
     author = {Pokorn\'y, Martin},
     title = {Pou\v{c}ka o \v{c}tyr\'uheln{\'\i}ku z t\v{e}tiv},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {133--134},
     year = {1879},
     volume = {8},
     number = {3},
     doi = {10.21136/CPMF.1879.109275},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1879.109275/}
}