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1954 year Authors: Vishik M.Boundary problems for elliptic equations degenerating on the boundary of a region. Mat. Sb. N.S. 35(77), (1954). 513--568. Go to publication |
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1953 year Authors: Vishik M.On systems of elliptic differential equations and their general boundary problems.
Uspehi Matem. Nauk (N.S.) 8, (1953). no. 1(53), 181--187. Go to publication |
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