@article{10_21136_CPM_1962_117401,
     author = {Havl{\'\i}\v{c}ek, Karel},
     title = {O diferenci\'aln{\'\i} geometrii jednoparamterick\'e soustavy p\v{r}{\'\i}mek v dvojos\'e geometrii {[V\'ytah} z p\v{r}edn\'a\v{s}ky {B.} {L.} {Petkan\v{c}ina]}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {103},
     year = {1962},
     volume = {87},
     number = {1},
     doi = {10.21136/CPM.1962.117401},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1962.117401/}
}