MOROZOV, V. Seminormed factor spaces and the theory of splines. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 4, n. 4, p. 172–175, 2003. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/86. Acesso em: 26 apr. 2024.