@article{10_1007_s10587_011_0075_1,
     author = {Liu, Kai and Yang, Lianzhong and Liu, Xinling},
     title = {Existence of entire solutions of nonlinear difference equations},
     journal = {Czechoslovak Mathematical Journal},
     pages = {565--576},
     publisher = {mathdoc},
     volume = {61},
     number = {2},
     year = {2011},
     doi = {10.1007/s10587-011-0075-1},
     mrnumber = {2905424},
     zbl = {1249.30102},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10587-011-0075-1/}
}