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@article{TRSPY_1967_91_a2, author = {I. A. Kipriyanov}, title = {A~variational problem in a~half space}, journal = {Informatics and Automation}, pages = {19--26}, publisher = {mathdoc}, volume = {91}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1967_91_a2/} }
I. A. Kipriyanov. A~variational problem in a~half space. Informatics and Automation, Boundary problems for differential equations, Tome 91 (1967), pp. 19-26. http://geodesic.mathdoc.fr/item/TRSPY_1967_91_a2/