@article{10_21136_CPMF_1918_122331,
     author = {Vetter, Quido},
     title = {Ku\v{z}elose\v{c}ky dvojn\'asobn\v{e} se dot\'ykaj{\'\i}c{\'\i} dvou ku\v{z}elose\v{c}ek. {[I.]}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {97--104},
     publisher = {mathdoc},
     volume = {47},
     number = {2-3},
     year = {1918},
     doi = {10.21136/CPMF.1918.122331},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1918.122331/}
}