Lavanya, A, Waqas Ali, Dr. Jaime Lloret, Vidya Sagar, S. D, and Chivukula Bharadwaj, “A Real-time Visualization of Global Sentiment Analysis on Declaration of Pandemic”, Int. J. Comput. Eng. Res. Trends, vol. 9, no. 6, pp. 104–113, Jun. 2022.