TY - JOUR A1 - Schelthoff, Christof A1 - Basermann, Achim A1 - Reichel, Björn T1 - Preconditioned CG methods for sparse matrices on massively parallel machines / Basermann, A. ; Reichel, B. ; Schelthoff, C. T2 - Parallel Computing. 23 (1997), H. 3 Y1 - 1997 UR - https://opus.bibliothek.fh-aachen.de/opus4/frontdoor/index/index/docId/3336 SN - 0167-8191 SP - 381 EP - 398 ER -