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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 25, No. 1, pp. 14–24, January–February, 1973.
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Didenko, V.P. On the generalized solvability of the Tricomi problem. Ukr Math J 25, 10–18 (1973). https://doi.org/10.1007/BF01085387
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DOI: https://doi.org/10.1007/BF01085387