%0 Journal Article
%A M. V. Dragnev
%A V. V. Ryzhkov
%T On the differential geometry of mappings of ruled projective spaces
%J Trudy Geometricheskogo Seminara
%D 1975
%P 49-56
%V 8
%U http://geodesic.mathdoc.fr/item/KUTGS_1975_8_a5/
%G ru
%F KUTGS_1975_8_a5