@article{DE_2003_39_7_a3,
     author = {G. K. Berikelashvili},
     title = {On the {Convergence} {Rate} of the {Finite-Difference} {Solution} of a {Nonlocal} {Boundary} {Value} {Problem} for a {Second-Order} {Elliptic} {Equation}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {896--903},
     publisher = {mathdoc},
     volume = {39},
     number = {7},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2003_39_7_a3/}
}