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V. É. Kampar and O. Ya. Neiland, in: Structures and Tautomeric Transformations of β-Dicarbonyl Compounds [in Russian], Zinatne, Riga (1977), p. 225.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 12, p. 1695, December, 1979.
Original article submitted June 13, 1979.
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Neiland, O.Y., Adamson, B.Y. Onium derivatives of 1,2-diphenylpyrazolidine-3,5-dione. Chem Heterocycl Compd 15, 1370 (1979). https://doi.org/10.1007/BF00514748
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DOI: https://doi.org/10.1007/BF00514748