%0 Journal Article %A M. V. Kurlenya %A V. N. Oparin %A V. I. Vostrikov %T Formation of elastic wave packets by the impulse agitation of block masses. The wave of pendulum type $V_\mu$ %J Doklady Akademii Nauk %D 1993 %P 515-521 %V 333 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_333_4_a17/ %G ru %F DAN_1993_333_4_a17