Grzegorz Mrugalski Nilanjan Mukherjee Janusz Rajski Jerzy Tyszer High Performance Dense Ring Generators. 83-87 2006 55 IEEE Trans. Computers 1 http://doi.ieeecomputersociety.org/10.1109/TC.2006.11 db/journals/tc/tc55.html#MrugalskiMRT06