РЕПЕТА, В.; РЕПЕТА, Л. The approximation of the functions from the classes by Steklov’s operators. Proceedings of National Aviation University (archive), [S. l.], v. 22, n. 4, p. 171–175, 2004. DOI: 10.18372/2306-1472.22.1084. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/1084. Acesso em: 14 jun. 2026.