@article{MZ_1986__193_173789,
     author = {Gary M. Liebermann},
     title = {Global {Regularity} of {Solutions} of {Nonlinear} {Second} {Order} {Elliptic} and {Parabolic} {Differential} {Equations.}},
     journal = {Mathematische Zeitschrift},
     pages = {331--346},
     publisher = {mathdoc},
     volume = {193},
     year = {1986},
     zbl = {0616.35028},
     url = {http://geodesic.mathdoc.fr/item/MZ_1986__193_173789/}
}