Tripathy, N. “On the Absolute Hausdorff Summability of Some Series Associated With a Fourier Series and Its Allied Series”. The Journal of the Indian Mathematical Society 32, no. 3-4 (December 1, 1968): 141–154. Accessed November 8, 2024. https://informaticsjournals.co.in/index.php/jims/article/view/16763.