%0 Journal Article %A D. Ya. Petrina %A V. I. Gerasimenko %T The Boltzmann--Grad limit of the states of an infinite system of elastic balls %J Doklady Akademii Nauk %D 1987 %P 336-340 %V 297 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_297_2_a18/ %G ru %F DAN_1987_297_2_a18