%0 Journal Article
%T Correct mutual information, quantum bit error rate and secure transmission efficiency in Wojcik's eavesdropping scheme on ping-pong protocol
%A Zhanjun Zhang
%J Physics
%D 2004
%I arXiv
%X The wrong mutual information, quantum bit error rate and secure transmission efficiency in Wojcik's eavesdropping scheme [PRL90(03)157901]on ping-pong protocol have been pointed out and corrected.
%U http://arxiv.org/abs/quant-ph/0402099v1