Optimal recovery of anisotropic Besov--Wiener classes

This paper deals with the problem of optimal recovery of some anisotropic Besov--Wiener classes $S^{\bf r}_{pq\theta} B({\bf R}^d)$ in $L_q({\bf R}^d)$ and the dual case $S^{\bf r}_{p\theta} B({\bf R}^d)$ in $L_{qp} ({\bf R}^d)$ $(1