@article{MZ_1977__156_172589,
     author = {Neil S. Trudinger},
     title = {Maximum {Principles} for {Linear,} {Non-Unifomly} {Elliptic} {Operators} with {Measurable} {Coefficients.}},
     journal = {Mathematische Zeitschrift},
     pages = {291--301},
     year = {1977},
     volume = {156},
     zbl = {0379.35022},
     url = {http://geodesic.mathdoc.fr/item/MZ_1977__156_172589/}
}