@article{MASLO_1966_16_1_a7,
     author = {Drs, Ladislav},
     title = {Sdru\v{z}en\'e rovnob\v{e}\v{z}n\'e pr\r{u}m\v{e}ty},
     journal = {Mathematica slovaca},
     pages = {53--57},
     year = {1966},
     volume = {16},
     number = {1},
     zbl = {0192.30101},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1966_16_1_a7/}
}