Amit Verma, Maninder Kumar Singh, Dr. Aditi Pareek. “Information, Misinformation, and Disinformation About Covid-19: A Content Study of Closed-Cross Platform Messaging Using Whatsapp ”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, June 2020, pp. 7797-04, http://sersc.org/journals/index.php/IJAST/article/view/24168.