LANGARSHOEV, M. R. On the Best Linear Methods of Approximation and the Exact Values of Widths for Some Classes of Analytic Functions in the Weighted Bergman Space. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 67, n. 10, p. 1366–1379, 2015. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2073. Acesso em: 5 dec. 2025.