BEKMAGANBETOV, K. A.; TOLEUGAZY, Y. Order of the Orthoprojection Widths of the Anisotropic Nikol’skii–Besov Classes in the Anisotropic Lorentz Space. Eurasian Mathematical Journal, [S. l.], v. 7, n. 3, p. 08–16, 2016. Disponível em: https://emj.enu.kz/index.php/main/article/view/639. Acesso em: 9 oct. 2025.