%0 Journal Article %A B. J. Gel'Ĩinskii %T The formulation of wave propagation problems in media with effective random parameters %J Informatics and Automation %D 1968 %P 7-20 %V 95 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1968_95_a1/ %G ru %F TRSPY_1968_95_a1