\Bibitem{LakRunShp25} \by N.~V.~Laktionova, K.~V.~Runovskii, O.~A.~Shpyrko \paper Bernstein-Type estimates for periodic functions of several variables with generalized smoothness \jour Mat. Zametki \yr 2025 \vol 117 \issue 4 \pages 626--629 \mathnet{http://mi.mathnet.ru/mzm14539} \crossref{https://doi.org/10.4213/mzm14539}