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  author    = {Peter Sonneveld and
               Martin B. van Gijzen},
  title     = {{IDR}(s): A Family of Simple and Fast Algorithms for Solving
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  journal   = {SIAM J. Scientific Computing},
  volume    = {31},
  number    = {2},
  year      = {2008},
  pages     = {1035-1062},
  ee        = {http://dx.doi.org/10.1137/070685804},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@article{IDR2,
 author = {Van Gijzen, Martin B. and Sonneveld, Peter},
 title = {Algorithm 913: An elegant {IDR}(s) variant that efficiently exploits biorthogonality properties},
 journal = {ACM Trans. Math. Softw.},
 issue_date = {November 2011},
 volume = {38},
 number = {1},
 month = dec,
 year = {2011},
 issn = {0098-3500},
 pages = {5:1--5:19},
 articleno = {5},
 numpages = {19},
 url = {http://doi.acm.org/10.1145/2049662.2049667},
 doi = {10.1145/2049662.2049667},
 acmid = {2049667},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {IDR, IDR(s), Iterative methods, Krylov-subspace methods, sparse nonsymmetric linear systems}
} 

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@phdthesis{Lukarski2012,
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  school = {Karlsruhe Institute of Technology},
  year = {2012}
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author = {{Matrix Market}},
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@misc{bicgstabl,
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  year = {1993}
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@ARTICLE{fcg,
    author = {Yvan Notay},
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@article{qmrcgstab,
title = "A parallel version of {QMRCGSTAB} method for large linear systems in distributed parallel environments ",
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volume = "172",
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pages = "744 - 752",
year = "2006",
note = "Special issue for The Beijing-HK Scientific Computing Meetings ",
author = "Xingping Liu and Tongxiang Gu and Xudeng Hang and Zhiqiang Sheng"
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@misc{pairwiseamg,
author = {Y. Notay},
title = {{A}n aggregation-based algebraic multigrid method},
journal = {Electron. Trans. Numer. Anal.},
volume = {37},
pages = {123--146},
year = {2010}
}