TY - JOUR AU - Parhi, N. AU - Praharaj, P. TI - Oscillation of nonlinear second order matrix differential equations JO - Mathematica slovaca PY - 2007 SP - [455] VL - 57 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_2007__57_5_a3/ LA - en ID - MASLO_2007__57_5_a3 ER -