Raghavendra , Vijith, and Pundikala Veeresha. “Analysing the Market for Digital Payments in India Using the Predator-Prey Mode”. An International Journal of Optimization and Control: Theories & Applications (IJOCTA) 13, no. 1 (January 29, 2023): 104–115. Accessed April 3, 2025. http://ijocta.org/index.php/files/article/view/1306.