A. Esi and N. Subramanian, “Wijsman Rough Statistical Convergence on Triple Sequences”, IJSBAR, vol. 32, no. 3, pp. 13–27, Apr. 2017, Accessed: Sep. 13, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7103