Some notes on fix-free codes.

Ali Kakhbod Ali Nazari Morteza Zadimoghaddam Some notes on fix-free codes. 1015-1018 2008 CISS http://dx.doi.org/10.1109/CISS.2008.4558667 conf/ciss/2008 db/conf/ciss/ciss2008.html#KakhbodNZ08