@article{CMUC_1976__17_2_a9,
     author = {Hetzer, Georg},
     title = {On the existence of weak solutions for some quasilinear elliptic variational boundary value problems at resonance},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {315--334},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1976},
     mrnumber = {0412602},
     zbl = {0326.35033},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1976__17_2_a9/}
}