%0 Journal Article %A A. A. Samodurov %T On the connection between the Liouville equation and the superradiative cascade equation %J Differencialʹnye uravneniâ %D 1989 %P 337 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_2_a26/ %G ru %F DE_1989_25_2_a26