%0 Journal Article
%A N. M. Ostianu
%A V. V. Ryzhkov
%A P. I. Shveikin
%T Essay on the scientific investigations of German Fedorovich Laptev
%J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara
%D 1973
%P 7-70
%V 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/INTG_1973_4_a0/
%G ru
%F INTG_1973_4_a0