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The research was supported by the Russian Foundation for Fundamental Research (Grant 94-01-00071).
Translated from Sibirskii Matematicheskii Zhurnal, Vol. 36, No. 3, pp. 534–542, May–June, 1995.
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Drobyshevich, V.I. Difference schemes with different time mesh-sizes in subdomains for solving multidimensional parabolic equations. Sib Math J 36, 457–464 (1995). https://doi.org/10.1007/BF02109834
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DOI: https://doi.org/10.1007/BF02109834