@article{10_1007_s10492_014_0046_6,
     author = {Bai, Liang and Dai, Binxiang},
     title = {Existence of nonzero solutions for a class of damped vibration problems with impulsive effects},
     journal = {Applications of Mathematics},
     pages = {145--165},
     publisher = {mathdoc},
     volume = {59},
     number = {2},
     year = {2014},
     doi = {10.1007/s10492-014-0046-6},
     mrnumber = {3183469},
     zbl = {06362218},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10492-014-0046-6/}
}