V. Krishnam Raju, K, and V N. S. Manaswini. “Analyzing Call Data Through Live Calls Using Sphinx Tool”. International Journal of Engineering & Technology 7, no. 3.31 (August 24, 2018): 93–97. Accessed May 3, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/18273.