Anoop Chaturvedi (2024) “Modelling Long-Memory Dynamics in Indian COVID-19 Data with ARFIMA Models”, International Journal of Intelligent Systems and Applications in Engineering, 12(10s), pp. 699 –. Available at: https://www.ijisae.org/index.php/IJISAE/article/view/7425 (Accessed: 26 September 2025).