@article{10_21136_CPM_1953_117093,
     author = {N\'aden{\'\i}k, Zbyn\v{e}k},
     title = {O projektivn{\'\i}ch diferenci\'aln{\'\i}ch invariantech rovinn\'e vrstvy k\v{r}ivek},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {229--258},
     publisher = {mathdoc},
     volume = {078},
     number = {3},
     year = {1953},
     doi = {10.21136/CPM.1953.117093},
     mrnumber = {0080337},
     zbl = {0090.12402},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1953.117093/}
}