@article{104633, author = {Karel Svoboda}, title = {Sur la d\'eformation projective des pseudocongruences compl\`etement focales. I}, journal = {Archivum Mathematicum}, volume = {003}, year = {1967}, pages = {83-98}, zbl = {0212.54002}, mrnumber = {0224000}, language = {fr}, url = {http://dml.mathdoc.fr/item/104633} }
Svoboda, Karel. Sur la déformation projective des pseudocongruences complètement focales. I. Archivum Mathematicum, Tome 003 (1967) pp. 83-98. http://gdmltest.u-ga.fr/item/104633/
Геометрия семейств м-мерных плоскостей в н-мерных пространствах, Tpyды 4-ro Bcec. матем. cъездa, 1961 T. 2, Ленинград, 1964, 201-206. (1961) | Zbl 1225.94009
Über die Punktdeformation einer vollständig fokalen Pseudokongruenz, Math. Nachr. (sous presse). | MR 0243443 | Zbl 0177.49803
Déformation projective des congruences de droites dans $S_n$, Czeeh. Math. J. 5 (80), 1955, 546-558. (1955) | MR 0080338
Projective Differential Geometry of Line Congruences, Prague, 1965. (1965) | MR 0199806