%0 Journal Article %A Tevdoradze, Z. %T Vertical cohomologies and their application to completely integrable Hamiltonian systems. %J Georgian Mathematical Journal %D 1998 %P 483-500 %V 5 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/GMJ_1998__5_5_48886/ %G en %F GMJ_1998__5_5_48886