%0 Journal Article %A Tryhuk, Václav %T An oscillation criterion for third order linear differential equations %J Archivum mathematicum %D 1975 %P 99-104 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1975__11_2_a3/ %G en %F ARM_1975__11_2_a3