Ahmad, Zubair. “TELECOM TANGLED WIRES”. International Journal of Research -GRANTHAALAYAH 8, no. 12 (January 18, 2021): 295–305. Accessed May 23, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG20_B12_3990.