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Rostov-on-Don. Translated fromSibirskiî Matematicheskiî Zhurnal, Vol. 33, No. 5, pp. 91–99, September–October, 1992.
Translated by G. V. Dyatlov and E. G. Taîpale
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Levendorskiî, S.Z. On a class of elliptic operators with nonpolynomial degeneracy on a boundary. Sib Math J 33, 826–834 (1992). https://doi.org/10.1007/BF00970990
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DOI: https://doi.org/10.1007/BF00970990