%0 Journal Article %A BartuĊĦek, Miroslav %T On distribution of zeros of solutions of the differential equation $(p(t)y')'+f(t,y,y')=0$ %J Archivum mathematicum %D 1977 %P 69-74 %V 13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1977__13_2_a1/ %G en %F ARM_1977__13_2_a1