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Translated from Matematicheskie Zametki, Vol. 31, No. 4, pp. 559–570, April, 1982.
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Kuptsov, L.P. Fundamental solutions of certain degenerate second-order parabolic equations. Mathematical Notes of the Academy of Sciences of the USSR 31, 283–289 (1982). https://doi.org/10.1007/BF01138938
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DOI: https://doi.org/10.1007/BF01138938