@article{10_21136_CPMF_1873_123465,
     author = {Zahradn{\'\i}k, Karel},
     title = {O vzorc{\'\i}ch goniometrick\'ych},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     publisher = {mathdoc},
     volume = {02},
     number = {2},
     year = {1873},
     doi = {10.21136/CPMF.1873.123465},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1873.123465/}
}