R.Praveen Kumar -M.Tech, V.Ajay Krishna, D.Vignesh, and R.Vishal. “SMART INNOVATIVE HOSPITAL TOKEN SYSTEM FOR GENERAL PATIENT”. International Journal of Advance Research in Engineering, Science & Technology 5, no. 4 (April 25, 2018): 40–50. Accessed September 3, 2025. https://ijarest.org/index.php/ijarest/article/view/1424.