ANASTASSIOU, G. A.; MEZEI, R. A. Uniform convergence with rates of general singular operators. CUBO, A Mathematical Journal, [S. l.], v. 15, n. 2, p. 01–19, 2013. DOI: 10.4067/s0719-06462013000200001. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/1305. Acesso em: 12 may. 2024.