TY - JOUR AU - Singh, Bhagat TI - Necessary and sufficient conditions for finally vanishing oscillatory solutions in second order delay equations JO - Archivum mathematicum PY - 1989 SP - 137 EP - 148 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1989__25_3_a2/ LA - en ID - ARM_1989__25_3_a2 ER -