@article{10_4064_ap98_2_5,
     author = {Zhiting Xu},
     title = {On the oscillation of forced second
order mixed-nonlinear elliptic equations},
     journal = {Annales Polonici Mathematici},
     pages = {169--188},
     publisher = {mathdoc},
     volume = {98},
     number = {2},
     year = {2010},
     doi = {10.4064/ap98-2-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap98-2-5/}
}