Narmatha G., Shri Warshini E., and Mrs. S. Kulandai Teresa. “DIGITAL BUSPASS USING QR-CODE”. Galaxy International Interdisciplinary Research Journal 10, no. 6 (June 18, 2022): 693–697. Accessed November 25, 2024. https://internationaljournals.co.in/index.php/giirj/article/view/2227.