Willi Geiselmann Hubert Köpfer Rainer Steinwandt Eran Tromer Improved Routing-Based Linear Algebra for the Number Field Sieve. 636-641 2005 conf/itcc/2005-1 ITCC (1) http://dx.doi.org/10.1109/ITCC.2005.173 db/conf/itcc/itcc2005-1.html#GeiselmannKST05