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Translated from Matematicheskie Zametki, Vol. 30, No. 2, pp. 249–254, August, 1981.
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Eremin, M.S. Equivalence in AR of an integrodifferential operator of a certain form and the Euler operator. Mathematical Notes of the Academy of Sciences of the USSR 30, 612–615 (1981). https://doi.org/10.1007/BF01708842
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DOI: https://doi.org/10.1007/BF01708842