On boundary value problems for partial differential equations of the form ℒ⁺ A(u,ℒu) = f von Burskii, V.P.

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On generalized solutions of boundary value problems for some general differential equations von Burskii, V.P.

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Dirichlet and Neumann Problems for String Equation, Poncelet Problem and Pell-Abel Equation von Burskii, V.P., Zhedanov, A.S.

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