%0 Journal Article
%A R. V. Khokhlov
%T I.\,G.~Petrovskii and the University of Moscow
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1974
%P 6-9
%V 29
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1974_29_2_a1/
%G en
%F RM_1974_29_2_a1