Sulaiman, W. T. “On the Absolute Summability Factors of Infinite Series Involving Quasi-F-Power Increasing Sequence”. Journal of Informatics and Mathematical Sciences 4, no. 2 (July 10, 2012): 241–248. Accessed April 29, 2024. http://www.rgnpublications.com/journals/index.php/jims/article/view/87.