@article{10_4153_CJM_1993_060_3,
     author = {Wong, James S. W.},
     title = {Oscillation {Criteria} for {Second} {Order} {Nonlinear} {Differential} {Equations} {Involving} {Integral} {Averages}},
     journal = {Canadian journal of mathematics},
     pages = {1094--1103},
     year = {1993},
     volume = {45},
     number = {5},
     doi = {10.4153/CJM-1993-060-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1993-060-3/}
}