%0 Journal Article %A P. A. Zalesskii %A O. V. Mel'nikov %T Subgroups of profinite groups acting on trees %J Sbornik. Mathematics %D 1989 %P 405-424 %V 63 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1989_63_2_a9/ %G en %F SM_1989_63_2_a9