@article{10_21136_CPMF_1909_121450,
     author = {Stjepanek, Ladislav},
     title = {D\r{u}kaz pro rovnob\v{e}\v{z}n{\'\i}k \'uhlov\'ych rychlost{\'\i}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {449--451},
     publisher = {mathdoc},
     volume = {38},
     number = {4},
     year = {1909},
     doi = {10.21136/CPMF.1909.121450},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1909.121450/}
}