1. C. E. Shannon, Mathematical theory of communication, Bell Syst Tech J, 27, 379–423, 623–656 (1984)
2. C.E. Shannon, Communication theory of secrecy system, Bell Syst Tech J, 28, 656–715 (1949)
3. C.T. Bhunia, G. Mondal, S. Samaddar, Theory and application of time variant key in RSA and that with selective encryption in AES (Indian Engineering Congress, Kolkata, 2006)
4. C.T. Bhunia, New approaches for selective AES towards tackling error propagation effect of AES, Asian J Inf Technol, 5990, 1017–1022 (2006)
5. P. Chakrabarti, B. Bhuyan, A. Chowdhuri, C.T. Bhunia, A novel approach towards realizing optimum data transfer and automatic variable key (AVK), Int J Comp Sci Netw Secur, 8(5), 241 (2008)