Paikray, Susanta, S Sarangi, M Dash, M Misra, and U.K Misra. “Two Absolute Index-Summability Methods”. JOURNAL OF ADVANCES IN MATHEMATICS 12, no. 3 (May 30, 2016): 6015–6020. Accessed May 12, 2024. https://rajpub.com/index.php/jam/article/view/12-3-487.