%0 Journal Article
%A M. I. Malkin
%T On a problem of R.~Williams
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1977
%V 32
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1977_32_3_a16/
%G ru
%F RM_1977_32_3_a16