GORGULA, V. I.; NAGNIBIDA, N. I. On a special polynomial basis of analytical functions’ space . Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 40, n. 1, p. 39–42, 1987. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/9051. Acesso em: 5 dec. 2025.