@article{10_21136_CPMF_1926_124051,
     author = {Kopeck\'y, J.},
     title = {Grafick\'e zn\'azorn\v{e}n{\'\i} f\'azov\'ych posun\r{u}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {321--323},
     year = {1926},
     volume = {55},
     number = {3},
     doi = {10.21136/CPMF.1926.124051},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1926.124051/}
}