@article{BUMI_2009_9_2_3_a10,
     author = {Chicco, Maurizio},
     title = {Generalized {Maximum} {Principle} for {Divergence} {Form} {Elliptic} {Equations} in {Unbounded} {Domains}},
     journal = {Bollettino della Unione matematica italiana},
     pages = {711--718},
     year = {2009},
     volume = {Ser. 9, 2},
     number = {3},
     zbl = {1181.35047},
     mrnumber = {2569299},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2009_9_2_3_a10/}
}