%0 Journal Article %A V. Ya. Ivanov %T A method for analyzing three-dimensional non-steady-state particle flows %J Matematičeskie trudy %D 1989 %P 172-187 %V 15 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1989_15_a5/ %G ru %F MT_1989_15_a5