KHASANOV, Yu. On the Absolute Summability of Fourier Series of Almost Periodic Functions. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 12, p. 1716–1722, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2549. Acesso em: 6 dec. 2025.