@article{DAN_1983_271_4_a2,
     author = {A. A. Zlotnik},
     title = {The rate of convergence in $W^1_{2,h}$ of the variational-difference method for elliptic equations},
     journal = {Doklady Akademii Nauk},
     pages = {784--788},
     publisher = {mathdoc},
     volume = {271},
     number = {4},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1983_271_4_a2/}
}