WASET
Park, S. , Lee, M. , Kim, D. , Park, K. , Kang, Y. , Lee, S. , Kim, H. , Chung, K.. "Design of an Authentication Protocol for Secure Electronic Seals". World Academy of Science, Engineering and Technology, Open Science Index 10, International Journal of Computer and Information Engineering, (2007), 1(10), 1545 - 1549.