@article{ASENS_1966_3_83_2_153_0,
     author = {Rosca, Radu},
     title = {Sur les congruences normales \`a nappes focales en correspondance pseudo-isom\'etrique},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {153--170},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 83},
     number = {2},
     year = {1966},
     doi = {10.24033/asens.1151},
     mrnumber = {35 #4828},
     zbl = {0152.20001},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1151/}
}