@article{CMUC_1996__37_3_a11,
     author = {di Fazio, G. and Palagachev, D. K.},
     title = {Oblique derivative problem for elliptic equations in non-divergence form with $VMO$ coefficients},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {537--556},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {1996},
     mrnumber = {1426919},
     zbl = {0881.35028},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1996__37_3_a11/}
}