@article{TRSPY_1988_179_a6,
     author = {O. A. Ladyzhenskaya and N. N. Ural'tseva},
     title = {Estimates on the boundary of the domain of first derivatives of functions satisfying an elliptic or a~parabolic inequality},
     journal = {Informatics and Automation},
     pages = {102--125},
     publisher = {mathdoc},
     volume = {179},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1988_179_a6/}
}