%0 Journal Article %A Wong, James S. W. %T Oscillation Criteria for Second Order Nonlinear Differential Equations Involving Integral Averages %J Canadian journal of mathematics %D 1993 %P 1094-1103 %V 45 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1993-060-3/ %R 10.4153/CJM-1993-060-3 %F 10_4153_CJM_1993_060_3