@article{ZNSL_1980_96_a6,
     author = {A. V. Ivanov},
     title = {General boundary vable problem for quasilinear $(A,\vec b)$ elliptic equations},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {57--68},
     publisher = {mathdoc},
     volume = {96},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_96_a6/}
}