Best One-Sided Multiplier Approximation of Unbounded Functions by Trigonometric Polynomials. Al-Nahrain Journal of Science, [S. l.], v. 24, n. 4, p. 40–45, 2021. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/2443.. Acesso em: 3 may. 2024.