YANCHENKO, S. Ya. Order estimates for the approximative characteristics of functions from the classes $S_{p,θ}^{Ω} B(R^d)$ with a given majorant of generalized mixed modules of smoothness in the uniform metric. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 12, p. 1705–1714, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1955. Acesso em: 6 dec. 2025.