%0 Journal Article
%A P. E. Krasnushkin
%T The influence of diffraction on measurements of velocity and absorption of ultrasound
%J Doklady Akademii Nauk
%D 1968
%P 1361-1364
%V 181
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1968_181_6_a16/
%G ru
%F DAN_1968_181_6_a16