%0 Journal Article %A G. M. Pigolkin %T An entropy inequality and a criterion for the existence of statistical equilibrium %J Doklady Akademii Nauk %D 1972 %P 532-534 %V 202 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_202_3_a8/ %G ru %F DAN_1972_202_3_a8