%0 Journal Article
%A Nikkuni, Ryo
%T An intrinsic nontriviality of graphs
%J Algebraic and Geometric Topology
%D 2009
%P 351-364
%V 9
%N 1
%U http://geodesic.mathdoc.fr/articles/10.2140/agt.2009.9.351/
%R 10.2140/agt.2009.9.351
%F 10_2140_agt_2009_9_351