G. BHANU PRASAD, P. SHREYA, P. SHAILAJA, M. AKHILA, P. SRAVANI. SAFEGUARDING AGAINST COUNTERFEITS WITH BLOCKCHAIN BASED QR CODE. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 14, n. 03, p. 189–196, 2023. DOI: 10.17762/turcomat.v14i03.13950. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/13950. Acesso em: 20 may. 2024.