%0 Journal Article %A Li, Wan-Tong %A Zhuang, Rong-Kun %T Interval oscillation criteria for second order forced nonlinear matrix differential equations %J Electronic Journal of Differential Equations %D 2005 %V 2005 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a94/ %G en %F EJDE_2005__2005__a94