%0 Journal Article %A I. V. Andozhskii %A V. M. Tsvetkov %T Analytic pro-$p$-groups of rank~$3$ and closed pro-$p$-groups of type~$(3,4)$ %J Izvestiya. Mathematics %D 1986 %P 593-599 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1986_27_3_a8/ %G en %F IM2_1986_27_3_a8