FEDUNYK-YAREMCHUK, O.V.; HEMBARS'KA, S.B.; SOLICH, K.V. Estimates of the characteristics of nonlinear approximation of classes $B^{\Omega}_{p,\theta}$ of periodic functions of many variables in the space $B_{q,1}$. Carpathian Mathematical Publications, [S. l.], v. 18, n. 1, p. 144–159, 2026. DOI: 10.15330/cmp.18.1.144-159. Disponível em: https://journals.pnu.edu.ua/index.php/cmp/article/view/10398. Acesso em: 28 jul. 2026.