@article{TM_1986_173_a6,
     author = {E. A. Volkov},
     title = {An asymptotically fast approximate method of finding a~solution of the difference {Laplace} equation on mesh segments},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {69--89},
     publisher = {mathdoc},
     volume = {173},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1986_173_a6/}
}