%0 Journal Article
%A P. V. Svetlov
%T Metrics of nonpositive curvature on infinite graph-manifolds
%J Algebra i analiz
%D 2001
%P 174-195
%V 13
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AA_2001_13_4_a8/
%G ru
%F AA_2001_13_4_a8