%0 Journal Article %A E. P. Golubeva %T On distribution of the integral $2\times2$ matrices %J Zapiski Nauchnykh Seminarov POMI %D 1990 %P 49-55 %V 183 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1990_183_a2/ %G ru %F ZNSL_1990_183_a2