Amutha M, Hemalatha S, Kavitha K R, and Jayashree P. “Wireless Electronic Notice Board Using IoT”. Journal of Population Therapeutics and Clinical Pharmacology 30, no. 11 (May 13, 2023): 120–124. Accessed November 18, 2024. https://mail.jptcp.com/index.php/jptcp/article/view/1842.