%0 Journal Article %A Johnson, George W. %A Yan, Jurang %T An Improved Wintner Oscillation Criterion for Second Order Linear Differential Equations %J Canadian mathematical bulletin %D 1984 %P 117-121 %V 27 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1984-017-5/ %R 10.4153/CMB-1984-017-5 %F 10_4153_CMB_1984_017_5