@article{ZNSL_1994_213_a4,
     author = {O. A. Ladyzhenskaya and N. N. Uraltseva},
     title = {Local estimates of the gradients of solution to a~simplest regularisation for some class of nonuniformly elliptic},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {75--92},
     year = {1994},
     volume = {213},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1994_213_a4/}
}