@article{DMDICO_2010_30_2_a0,
     author = {Gasi\'nski, Leszek and Papageorgiou, Nikolaos},
     title = {On the existence of five nontrivial solutions for resonant problems with {p-Laplacian}},
     journal = {Discussiones Mathematicae. Differential Inclusions, Control and Optimization},
     pages = {169--189},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {2010},
     zbl = {1216.35035},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMDICO_2010_30_2_a0/}
}