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Fedunyk-Yaremchuk, O. and Hembars'ka, S. 2019. Estimates of approximative characteristics of the classes $B^{\Omega}_{p,\theta}$ of periodic functions of several variables with given majorant of mixed moduli of continuity in the space $L_{q}$. Carpathian Mathematical Publications. 11, 2 (Dec. 2019), 281–295. DOI:https://doi.org/10.15330/cmp.11.2.281-295.