The following publications are possibly variants of this publication:
- Circulant block-factorization preconditioners for elliptic problemsIvan Lirkov, Svetozar Margenov, Panayot Vassilevski. computing, 53(1):59-74, 1994. [doi]
- Parallel Conjugate Gradient Method with Circulant Block-Factorization Preconditioners for 3D Elliptic ProblemsIvan Lirkov, Svetozar Margenov, Marcin Paprzycki, J. McLaughlin. ppsc 1999:
- Algebraic Multilevel Preconditioning of Anisotropic Elliptic ProblemsSvetozar Margenov, Panayot S. Vassilevski. siamsc, 15(5):1026-1037, 1994. [doi]