J. Valisireddy, K. A. Reddy, R. Elumalai, L. N. Mohan, and G. Anjaneyulu, “Secured authentication of online documents using visual secret sharing on QR code”, J Integr Sci Technol, vol. 11, no. 4, p. 568, Jul. 2023, Accessed: Jun. 28, 2025. [Online]. Available: https://pubs.thesciencein.org/journal/index.php/jist/article/view/a568