@article{10_1017_S0017089502020165,
     author = {Li, Desheng},
     title = {Dichotomies of solutions for a class of second-order nonlinear differential equations},
     journal = {Glasgow mathematical journal},
     pages = {339--348},
     year = {2002},
     volume = {44},
     number = {2},
     doi = {10.1017/S0017089502020165},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089502020165/}
}