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Additional information
The research was supported by the Russian Foundation for Basic Research (Grant 99-01-00602) and INTAS-RFBR (Grant 95-0763).
Novosibirsk. Translated fromSibirskiĭ Matematicheskiĭ Zhurnal, Vol. 40, No. 6, pp. 1323–1339, November–December, 1999.
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Romanov, V.G. Stability estimation in the inverse problem of determining the speed of sound. Sib Math J 40, 1119–1133 (1999). https://doi.org/10.1007/BF02677536
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DOI: https://doi.org/10.1007/BF02677536