%0 Journal Article
%A V. Del Barco 
%T Symplectic Structures on Nilmanifolds: an Obstruction for their Existence
%J Journal of Lie theory
%D 2014
%P 889-908
%V 24
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/JLT_2014_24_3_JLT_2014_24_3_a13/
%F JLT_2014_24_3_JLT_2014_24_3_a13