TY - JOUR AU - Wang, Peiguang AU - Wu, Yonghong TI - Oscillation of solutions for systems of hyperbolic equations of neutral type JO - Electronic Journal of Differential Equations PY - 2004 VL - 2004 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2004__2004__a91/ LA - en ID - EJDE_2004__2004__a91 ER -