%0 Journal Article %A Baruah, Pallav Kumar %A Vamsi, Dasu Krishna Kiran %T Oscillation theory for a pair of second order dynamic equations with a singular interface %J Electronic Journal of Differential Equations %D 2008 %V 2008 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a42/ %G en %F EJDE_2008__2008__a42