Ramandeep Singh Arneja, Navdeep Kaur, and A.K. Saihjpal. “Analyses and Forecasting Evaluation of GDP of India Using ARIMA Model”. International Journal of Advanced Science and Technology, Vol. 29, no. 11s, June 2020, pp. 1102 -07, https://sersc.org/journals/index.php/IJAST/article/view/20784.