K. Nirmala, Dr. N. Usha Rani. “DESIGN AND IMPLEMENTATION OF A SERVER INDEPENDENT THREE LEVEL AUTHENTICATION SYSTEM”. Journal of Advanced Zoology 44, no. 3 (November 22, 2023): 1436–1448. Accessed July 22, 2024. https://jazindia.com/index.php/jaz/article/view/2088.