@article{10_21136_CPMF_1875_123671,
     author = {Studni\v{c}ka, Franti\v{s}ek Josef},
     title = {Z\'akladov\'e nauky o \v{c}{\'\i}slech. {[IV.]}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {241--245},
     year = {1875},
     volume = {4},
     number = {6},
     doi = {10.21136/CPMF.1875.123671},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1875.123671/}
}