TY - JOUR AU - Wantong Li TI - Classifications and existence of nonoscillatory solutions of second order nonlinear neutral differential equations JO - Annales Polonici Mathematici PY - 1996 SP - 283 EP - 302 VL - 65 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-65-3-283-302/ DO - 10.4064/ap-65-3-283-302 LA - en ID - 10_4064_ap_65_3_283_302 ER -