Temirgaliyev Н. (2019). Transformation and Absolute Convergence of Trigonometric Fourier Series. BULLETIN OF THE L.N. GUMILYOV EURASIAN NATIONAL UNIVERSITY. Mathematics. Computer Science. Mechanics Series, 127(2), 8–26. Retrieved from https://bulmathmc.enu.kz/index.php/main/article/view/49