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2022. Extrapolation Cascadic Multigrid Method for Cell-Centered FV Discretization of Diffusion Equations with Strongly Discontinuous and Anisotropic Coefficients. Communications in Computational Physics. 31, 5 (May 2022), 1561–1584. DOI:https://doi.org/10.4208/cicp.OA-2021-0185.