TY - JOUR AU - Parasyuk, Igor AU - Rustamova, Anna TI - Variational approach for weak quasiperiodic solutions of quasiperiodically excited Lagrangian systems on Riemannian manifolds JO - Electronic Journal of Differential Equations PY - 2012 VL - 2012 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2012__2012__a43/ LA - en ID - EJDE_2012__2012__a43 ER -