@article{DAN_1986_291_2_a8,
     author = {R. M. Nasyrov and S. R. Nasyrov},
     title = {Convergence of {S.\,A.~Khristianovich's} approximate method for solving the {Dirichlet} problem for an elliptic equation},
     journal = {Doklady Akademii Nauk},
     pages = {294--298},
     publisher = {mathdoc},
     volume = {291},
     number = {2},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_291_2_a8/}
}