@article{10_21136_CMJ_1957_100232,
     author = {\v{S}vec, Alois},
     title = {Remarques sur la th\'eorie des d\'eformations des congruences de droites},
     journal = {Czechoslovak Mathematical Journal},
     pages = {66--72},
     publisher = {mathdoc},
     volume = {07},
     number = {1},
     year = {1957},
     doi = {10.21136/CMJ.1957.100232},
     mrnumber = {0095494},
     zbl = {0090.38201},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1957.100232/}
}