SHCHYTOV, Oleksandr; MORMUL, Mykola. Estimates of the approximation errors of the classes of continuous. Challenges and Issues of Modern Science, Dnipro. Ukraine, v. 2, p. 285–295, 2024. Disponível em: https://cims.fti.dp.ua/j/article/view/118.. Acesso em: 21 nov. 2024.