REBHI, S. . Equivalence of K-Functionals and Modulus of Smoothness Generated by The $ q $-Rubin Operator. Sarajevo Journal of Mathematics, [S. l.], v. 15, n. 1, p. 49–56, 2022. DOI: 10.5644/SJM.15.01.05. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/47. Acesso em: 15 oct. 2024.