%0 Journal Article %A Tintarev, Kyril %T Nonlinear subelliptic Schrödinger equations with external magnetic field %J Electronic Journal of Differential Equations %D 2004 %V 2004 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2004__2004__a75/ %G en %F EJDE_2004__2004__a75