%0 Journal Article
%A E. A. Lapshin
%T The definition of acoustic signal propagation domain
%J Fundamentalʹnaâ i prikladnaâ matematika
%D 1995
%P 431-454
%V 1
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FPM_1995_1_2_a6/
%G ru
%F FPM_1995_1_2_a6