@article{10_4064_ap_64_2_115_120,
     author = {Changming Ding},
     title = {Unbounded solutions of positively damped {Li\'enard} equations},
     journal = {Annales Polonici Mathematici},
     pages = {115--120},
     publisher = {mathdoc},
     volume = {64},
     number = {2},
     year = {1996},
     doi = {10.4064/ap-64-2-115-120},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-64-2-115-120/}
}