Stepanets OI. Rate of convergence of Fourier series on the classes of $\overline{\psi}$-integrals. Ukr. Mat. Zhurn. [Internet]. 1997Aug.25 [cited 2024May19];49(8):1069-113. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5102