Degree of Approximation of Lipschitz Function by (C, 1) F(a, q) Means of its Fourier Series. Journal of International Academy of Physical Sciences, [S. l.], v. 16, n. 2, p. 131–145, 2012. Disponível em: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/401. Acesso em: 23 oct. 2026.