%0 Journal Article
%A Acharya, Mukti
%A Singh, Tarkeshwar
%T Graceful signed graphs
%J Czechoslovak Mathematical Journal
%D 2004
%P 291-302
%V 54
%N 2
%U http://geodesic.mathdoc.fr/item/CMJ_2004_54_2_a2/
%G en
%F CMJ_2004_54_2_a2