@article{10_4064_ap_65_3_283_302,
     author = {Wantong Li},
     title = {Classifications and existence of nonoscillatory solutions of second order nonlinear neutral differential equations},
     journal = {Annales Polonici Mathematici},
     pages = {283--302},
     publisher = {mathdoc},
     volume = {65},
     number = {3},
     year = {1996},
     doi = {10.4064/ap-65-3-283-302},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-65-3-283-302/}
}