Robust Parallel Lanczos Methods for Clustered Eigenvalues.

Marek Szularz Jim Weston Maurice Clint Robust Parallel Lanczos Methods for Clustered Eigenvalues. 710-717 1997 conf/europar/1997 Euro-Par db/conf/europar/europar97.html#SzularzWC97 http://dx.doi.org/10.1007/BFb0002803