%0 Journal Article %A A. V. Ustinov %T Asymptotic behaviour of the first and second moments for the number of steps in the Euclidean algorithm %J Izvestiya. Mathematics %D 2008 %P 1023-1059 %V 72 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2008_72_5_a5/ %G en %F IM2_2008_72_5_a5