Weighted approximation by Kanotrovich type modification of Meyer-König and Zeller operator. Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics, [S. l.], v. 105, p. 75–95, 2018. DOI: 10.60063/gsu.fmi.105.75-95. Disponível em: https://annual.uni-sofia.bg/index.php/fmi/article/view/9. Acesso em: 15 dec. 2025.