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Additional information
Translated from Sibirskii Matematicheskii Zhurnal, Vol. 15, No. 6, pp. 1394–1405, November–December, 1974.
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Yanushauskas, A. On the theory of degenerate elliptic equations. Sib Math J 15, 988–996 (1974). https://doi.org/10.1007/BF00966566
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DOI: https://doi.org/10.1007/BF00966566