GADJEV, I.; PARVANOV, P.; ULUCHEV, R. Weighted approximation by Kanotrovich type modification of Meyer-König and Zeller operator. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 105, p. 75–95, 2018. DOI: 10.60063/gsu.fmi.105.75-95. Disponível em: https://stipendii.uni-sofia.bg/index.php/fmi/article/view/9. Acesso em: 22 nov. 2024.