BAKHYT, A.; TLEUKHANOVA, N.T. The problem of trigonometric Fourier series multipliers of classes in λp,q spaces. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 100, n. 4, p. 17–25, 2020. DOI: 10.31489/2020m4/17-25. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/375. Acesso em: 4 sep. 2025.