@article{EJDE_2015__2015__a79,
     author = {Wu,  Shuhui and Calay,  Pargat Singh and Hou,  Zhanyuan},
     title = {Oscillation criteria for even-order nonlinear neutral difference equations with continuous variables},
     journal = {Electronic journal of differential equations},
     year = {2015},
     volume = {2015},
     zbl = {1321.39016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a79/}
}