@article{10_21136_CMJ_1971_101045,
     author = {Van\v{z}ura, Ji\v{r}{\'\i}},
     title = {Tensor-invariants of submanifolds},
     journal = {Czechoslovak Mathematical Journal},
     pages = {437--448},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {1971},
     doi = {10.21136/CMJ.1971.101045},
     mrnumber = {0287561},
     zbl = {0221.53030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1971.101045/}
}