MAZHAR, S. M. On the Absolute Convergence of a Series Associated with a Fourier Series. MATHEMATICA SCANDINAVICA, [S. l.], v. 21, p. 90–104, 1967. DOI: 10.7146/math.scand.a-10848. Disponível em: https://www.mscand.dk/article/view/10848. Acesso em: 6 may. 2024.