Information Spectrum Approach to Strong Converse Theorems for Degraded Wiretap Channels

Tan, V. Y. F., and M. R. Bloch, "Information Spectrum Approach to Strong Converse Theorems for Degraded Wiretap Channels", IEEE Transactions on Information Forensics and Security, vol. 10, issue 9, pp. 1891-1904, September, 2015.