Yashaswini, K. S., Tamineni V. Harmya, B. Sukrutha, N. Surabhi, and A. J. Sharath Kumar. “Prevention of COVID Spread: A Review”. International Journal of Research in Engineering, Science and Management 4, no. 8 (August 12, 2021): 92–94. Accessed December 22, 2024. https://journal.ijresm.com/index.php/ijresm/article/view/1188.