David Wingate Nathaniel Powell Quinn Snell Kevin D. Seppi Prioritized Multiplicative Schwarz Procedures for Solving Linear Systems. 2005 conf/ipps/2005 IPDPS http://doi.ieeecomputersociety.org/10.1109/IPDPS.2005.359 db/conf/ipps/ipdps2005.html#WingatePSS05