%0 Journal Article %A A. D. Bruno %T Instability in a~Hamiltonian system and the distribution of asteroids %J Sbornik. Mathematics %D 1970 %P 271-312 %V 12 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1970_12_2_a8/ %G en %F SM_1970_12_2_a8