TY - JOUR AU - Grace, S. R. TI - Oscillations of certain functional differential equations JO - Czechoslovak Mathematical Journal PY - 1999 SP - 45 EP - 52 VL - 49 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_1999__49_1_a4/ LA - en ID - CMJ_1999__49_1_a4 ER -