Kumar Raghuvanshi, Aditya, B.K. Singh, and Ripendra Kumar. “ON DOUBLE WEIGHTED MEAN STATISTICAL CONVERGENCE”. International Journal of Research -GRANTHAALAYAH 5, no. 2 (February 28, 2017): 279–283. Accessed February 9, 2026. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG17_A02_57.