%0 Journal Article
%A N. G. Basov
%A R. V. Ambartsumyan
%A V. S. Zuev
%A P. G. Kryukov
%A V. S. Letokhov
%T The propagation velocity of a powerful light pulse in inversely populated medium
%J Doklady Akademii Nauk
%D 1965
%P 58-60
%V 165
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1965_165_1_a15/
%G ru
%F DAN_1965_165_1_a15