%0 Journal Article %A BartuĊĦek, Miroslav %T On oscillatory solutions of differential inequalities %J Czechoslovak Mathematical Journal %D 1992 %P 45-52 %V 42 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128305/ %R 10.21136/CMJ.1992.128305 %G en %F 10_21136_CMJ_1992_128305