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@article{TRSPY_1975_127_a9, author = {A. L. Treskunov}, title = {The generalized {Neumann} problem for second order elliptic equations on the plane}, journal = {Informatics and Automation}, pages = {146--153}, publisher = {mathdoc}, volume = {127}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1975_127_a9/} }
A. L. Treskunov. The generalized Neumann problem for second order elliptic equations on the plane. Informatics and Automation, Boundary value problems of mathematical physics. Part 9, Tome 127 (1975), pp. 146-153. http://geodesic.mathdoc.fr/item/TRSPY_1975_127_a9/