On the error exponent of variable-length block-coding schemes over finite-state Markov channels with feedback

Giacomo Como Serdar Yuksel Sekhar Tatikonda On the error exponent of variable-length block-coding schemes over finite-state Markov channels with feedback http://arxiv.org/abs/0707.2014 2007 CoRR abs/0707.2014 db/journals/corr/corr0707.html#abs-0707-2014 informal publication