TY - JOUR AU - E. Elabbasy AU - Sh. Elzeiny AU - T. Hassan TI - Oscillation Theorems Concerning the Non-Linear Dynamic Equation of the Second Order on Time Scales JO - Mathematica balkanica PY - 2011 SP - 333 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_2011_25_4_a0/ ID - MABA_2011_25_4_a0 ER -