Samoilenko, M. A. “Trigonometric Series With Uniformly Distributed Coefficients”. Ukrains’kyi Matematychnyi Zhurnal 52, no. 6 (June 25, 2000): 766–772. Accessed May 12, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4471.