%0 Journal Article %A Šoltés, Pavel %T Oscillatory properties of solutions of second-order nonlinear delay differential equations %J Mathematica slovaca %D 1981 %P 207-215 %V 31 %N 2 %U http://geodesic.mathdoc.fr/item/MASLO_1981_31_2_a12/ %G en %F MASLO_1981_31_2_a12