YANCHENKO, S. Ya. Approximations of classes $B^{Ω}_{p,θ}$ of functions of many variables by entire functions in the space $L_q (R^d)$. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 62, n. 1, p. 123–135, 2010. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2848. Acesso em: 5 dec. 2025.