%0 Journal Article %A Gyulov, Tihomir %A Tersian, Stepan %T Existence of trivial and nontrivial solutions of a fourth-order ordinary differential equation %J Electronic Journal of Differential Equations %D 2004 %V 2004 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2004__2004__a155/ %G en %F EJDE_2004__2004__a155