@article{10_21136_CPMF_1885_122246,
     author = {Bernhard, Josef},
     title = {O pom\v{e}rech zrakov\'ych \v{z}actva na\v{s}eho. {[I.]}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {226--228},
     publisher = {mathdoc},
     volume = {14},
     number = {5},
     year = {1885},
     doi = {10.21136/CPMF.1885.122246},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1885.122246/}
}