%0 Journal Article %A Olivier Mathieu %T Harmonic cohomology classes of symplectic manifolds. %J Commentarii mathematici Helvetici %D 1995 %P 1-9 %V 70 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1995__70_3_140359/ %F CMH_1995__70_3_140359