TY - JOUR AU - Yu. V. Pavlyuchenko AU - V. V. Ryzhkov TI - The deformation of point correspondences between projective spaces JO - Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara PY - 1969 SP - 263 EP - 275 VL - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTG_1969_2_a11/ LA - ru ID - INTG_1969_2_a11 ER -