Stefan Laendner Thorsten Hehn Olgica Milenkovic Johannes B. Huber The Trapping Redundancy of Linear Block Codes. 53-63 2009 55 IEEE Transactions on Information Theory 1 http://dx.doi.org/10.1109/TIT.2008.2008134 db/journals/tit/tit55.html#LaendnerHMH09