ACU, A.-M.; GONSKA, H. Classical Kantorovich operators revisited. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 71, n. 6, p. 739–747, 2019. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1472. Acesso em: 5 dec. 2025.