Jeyarajan, P. A. “A Tauberian Theorem for the Generalised Abel Method of Summability-I”. The Journal of the Indian Mathematical Society 36, no. 3-4 (December 1, 1972): 279–289. Accessed May 2, 2024. https://www.informaticsjournals.com/index.php/jims/article/view/16670.