@article{DAN_1973_212_2_a5,
     author = {I. D. Mayergoyz},
     title = {Estimates of the gradient of the solution of an elliptic equation on the boundary of the domain},
     journal = {Doklady Akademii Nauk},
     pages = {291--294},
     publisher = {mathdoc},
     volume = {212},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_2_a5/}
}