@string{TOMS = "ACM Trans. Math. Softw."}
  @string{SIMAX = "SIAM J. Matrix Anal. Applic."}
  @string{SINUM = "SIAM J. Numer. Anal."}
  @string{SIAMJSC = "SIAM J. Sci. Comput."}
  @string{SIAMJSSC = "SIAM J. Sci. Statist. Comput."}
  @string{IJNME = "Internat. J. Numer. Methods Eng."}
  @string{SIAMJADM = "SIAM J. Alg. Disc. Meth."}
  
  @article{AmestoyDavisDuff96,
  	author={Amestoy, P. R. and Davis, T. A. and Duff, I. S.},
  	title={An approximate minimum degree ordering algorithm},
  	journal=SIMAX,
  	year={1996}
  	,volume={17}
  	,number={4}
  	,pages={886-905}}
  
  @article{AmestoyDavisDuff03,
  	author={Amestoy, P. R. and Davis, T. A. and Duff, I. S.},
  	title={Algorithm 837: {AMD}, an approximate minimum degree ordering algorithm},
  	journal=TOMS,
  	year={2004}
  	,volume={30}
  	,number={3}
  	,pages={381-388}}
  
  @techreport{AmestoyDavisDuff03_user,
  	author={Amestoy, P. R. and Davis, T. A. and Duff, I. S.},
  	title={{AMD} Version 1.0 User Guide},
  	institution={CISE Dept., Univ. of Florida},
  	year={2003}
  	,number={TR-03-011}
  	,address={Gainesville, FL}
  	,note={www.cise.ufl.edu/tech-reports.}
  	}
  
  @article{Davis03,
  	author={Davis, T. A.},
  	title={A column pre-ordering strategy for the unsymmetric-pattern multifrontal method},
  	journal=TOMS,
  	year={2004}
  	,volume={30}
  	,number={2}
  	,pages={165-195}}
  
  @article{Davis03_algo,
  	author={Davis, T. A.},
  	title={Algorithm 832:  {UMFPACK}, an unsymmetric-pattern multifrontal method},
  	journal=TOMS,
  	year={2004}
  	,volume={30}
  	,number={2}
  	,pages={196-199}}
  
  @techreport{Davis03_umf,
  	author={Davis, T. A.},
  	title={{UMFPACK} User Guide},
  	institution={Univ. of Florida, CISE Dept.},
  	year={2005}
  	,number={TR-04-003 (revised)}
  	,address={Gainesville, FL}
  	,note={(www.cise.ufl.edu/tech-reports)}
  	}
  
  @techreport{Davis03_umfquick,
  	author={Davis, T. A.},
  	title={{UMFPACK} Quick Start Guide},
  	institution={Univ. of Florida, CISE Dept.},
  	year={2005}
  	,number={TR-04-005 (revised)}
  	,address={Gainesville, FL}
  	,note={(www.cise.ufl.edu/tech-reports)}
  	}
  
  @article{DavisDuff97,
  	author={Davis, T. A. and Duff, I. S.},
  	title={An unsymmetric-pattern multifrontal method for sparse {LU} factorization},
  	journal=SIMAX,
  	year={1997}
  	,volume={18}
  	,number={1}
  	,pages={140-158}}
  
  @article{DavisDuff99,
  	author={Davis, T. A. and Duff, I. S.},
  	title={A combined unifrontal/multifrontal method for unsymmetric sparse matrices},
  	journal=TOMS,
  	volume={25},
  	number={1},
  	pages={1-19},
  	year={1999}}
  
  @article{SuperLU99,
  	author={Demmel, J. W. and Eisenstat, S. C. and Gilbert, J. R. and Li, X. S. and Liu, J. W. H.},
  	title={A supernodal approach to sparse partial pivoting},
  	journal=SIMAX,
  	year={1999}
  	,volume={20}
  	,number={3}
  	,pages={720-755}
  	,note={www.netlib.org}
  	}
  
  @article{ACM679a,
  	author={Dongarra, J. J. and Du Croz, J. and Duff, I. S. and Hammarling, S.},
  	title={A set of level-3 basic linear algebra subprograms},
  	journal=TOMS,
  	year={1990}
  	,volume={16}
  	,number={1}
  	,pages={1--17}}
  
  @article{netlib,
  	author={Dongarra, J. J. and Grosse, E.},
  	title={Distribution of mathematical software via electronic mail},
  	journal={Comm. ACM},
  	year={1987}
  	,volume={30}
  	,pages={403-407}
  	,note={www.netlib.org}
  	}
  
  @article{Duff78b,
  	author={Duff, I. S. and Reid, J. K.},
  	year={1978},
  	title={Algorithm 529: Permutations to Block Triangular Form},
  	journal=TOMS,
  	volume={4},
  	annote={f},
  	number={2},
  	pages={189-192},
  	keywords={102 ordering block triangular form}}
  
  @article{Duff81b,
  	author={Duff, I. S.},
  	year={1981},
  	title={Algorithm 575: Permutations for a Zero-Free Diagonal},
  	journal=TOMS,
  	annote={f},
  	volume={7},
  	pages={387-390},
  	keywords={ordering, zero-free diagonal}}
  
  @techreport{GotoVandeGeijn02,
  	author = {Goto, K. and van de Geijn, R.},
  	title = {On Reducing {TLB} Misses in Matrix Multiplication, {FLAME} Working Note 9},
  	institution={The University of Texas at Austin, Department of Computer Sciences},
  	number={TR-2002-55},
  	month={Nov.},
  	year={2002}}
  
  @article{GeorgeNg85,
  	author={George, A. and Ng, E. G.},
  	year={1985},
  	title={An Implementation of {G}aussian Elimination with
  		Partial Pivoting for Sparse Systems},
  	journal=SIAMJSSC,
  	volume={6},
  	number={2},
  	pages={390-409}}
  
  @article{GeorgeNg87,
  	author={George, A. and Ng, E. G.},
  	year={1987},
  	title={Symbolic Factorization for Sparse {G}aussian Elimination
  		with Partial Pivoting},
  	journal={SIAM J. Sci. Statist. Comput.},
  	volume={8},
  	number={6},
  	pages={877-898}}
  
  @article{GilbertMolerSchreiber,
  	author={Gilbert, J. R. and Moler, C. and Schreiber, R.},
  	title={Sparse matrices in {MATLAB}:  design and implementation},
  	journal=SIMAX,
  	year={1992}
  	,volume={13}
  	,number={1}
  	,pages={333-356}}
  
  @article{GilbertPeierls88,
  	author={Gilbert, J. R. and Peierls, T.},
  	year={1988},
  	title={Sparse Partial Pivoting in Time Proportional to Arithmetic Operations},
  	journal={SIAM J. Sci. Statist. Comput.},
  	volume={9},
  	pages={862-874}}
  
  @article{Gustavson78,
  	author={Gustavson, F. G.},
  	year={1978},
  	title={Two Fast Algorithms for Sparse Matrices: Multiplication and Permuted Transposition},
  	journal=TOMS,
  	volume={4},
  	number={3},
  	pages={250-269}}
  
  @techreport{Larimore98,
  	author={Larimore, S. I.},
  	title={An approximate minimum degree column ordering algorithm},
  	institution={Univ. of Florida, CISE Dept.},
  	year={1998}
  	,number={TR-98-016}
  	,address={Gainesville, FL}
  	,note={www.cise.ufl.edu/tech-reports}}
  
  @article{DavisGilbertLarimoreNg00,
  	author={Davis, T. A. and Gilbert, J. R. and Larimore, S. I. and Ng, E. G.},
  	title={A column approximate minimum degree ordering algorithm},
  	journal=TOMS,
  	year={2004}
  	,volume={30}
  	,number={3}
  	,pages={353-376}}
  
  @article{DavisGilbertLarimoreNg00_algo,
  	author={Davis, T. A. and Gilbert, J. R. and Larimore, S. I. and Ng, E. G.},
  	title={Algorithm 836:  {COLAMD}, a column approximate minimum degree ordering algorithm},
  	journal=TOMS,
  	year={2004}
  	,volume={30}
  	,number={3}
  	,pages={377-380}}
  
  @INCOLLECTION{GilbertNg93,
    author = {J. R. Gilbert and E. G. Ng},
    editor = {A. George and J. R. Gilbert and J. W.H. Liu},
    year = 1993,
    title = {Predicting Structure in Nonsymmetric Sparse Matrix Factorizations},
    booktitle = {Graph Theory and Sparse Matrix Computation},
    series = {Volume 56 of the {IMA} Volumes in Mathematics and its Applications},
    pages = {107-139},
    publisher = {Springer-Verlag}
  }
  
  
  @techreport{ATLAS,
  	author={Whaley, R. C and Petitet, A. and Dongarra, J. J.},
  	title={Automated Emperical Optimization of Software and the {ATLAS} Project},
  	institution={Computer Science Department, The University of Tennessee},
  	year={2000}
  	,number={LAPACK Working Note 147}
  	,month={September}
  	,note={www.netlib.org/atlas}
  	}
  
  @article{DaydeDuff99,
  	author = "M. J. Dayd\'{e} and I. S. Duff",
  	title = "The {RISC} {BLAS}: A Blocked Implementation of Level 3 {BLAS} for {RISC} Processors",
  	journal = TOMS,
  	volume = "25",
  	number = "3",
  	month = {Sept.},
  	year ="1999"
  	}
  
  
  @article{ardd:89,
     author = {M. Arioli and J. W. Demmel and I. S. Duff},
     year = "1989",
     title = {Solving sparse linear systems with sparse backward error},
     journal = SIMAX,
     volume  = {10},
     pages   = {165-190}
  }
  
  
  @article{DavisHager99,
  	author={Davis, T. A. and Hager, W. W.},
  	title={Modifying a sparse {C}holesky factorization},
  	journal=SIMAX,
  	year={1999}
  	,volume={20}
  	,number={3}
  	,pages={606-627}
  	}
  
  
  @article{dusc:96,
  	author = {I. S. Duff and J. A. Scott},
  	title = {The design of a new frontal code for solving sparse unsymmetric systems},
  	journal = TOMS,
  	year = "1996",
  	volume = "22",
  	number = "1",
  	pages = "30-45"
  	}
  
  
  @article{Duff78a,
  	author={Duff, I. S. and Reid, J. K.},
  	year={1978},
  	title={An Implementation of {T}arjan's Algorithm for the Block Triangularization of a Matrix},
  	journal=TOMS,
  	volume={4},
  	number={2},
  	pages={137-147}
  	}
  
  @book{GeorgeLiu,
  	author={George, A. and Liu, J. W. H.},
  	year={1981},
  	title={Computer Solution of Large Sparse Positive Definite Systems},
  	publisher={Englewood Cliffs, New Jersey:  Prentice-Hall}
  	}
  
  @article{GilbertNgPeyton94,
  	author={Gilbert, J. R. and Ng, E. G. and Peyton, B. W.},
  	title={An efficient algorithm to compute row and column counts for sparse {C}holesky factorization},
  	journal=SIMAX,
  	year={1994}
  	,volume={15}
  	,number={4}
  	,pages={1075-1091}
  	}
  
  @techreport{DuffGrimesLewis87b,
  	author={Duff, I. S. and Grimes, R. G. and Lewis, J. G.},
  	year={1987},
  	title={Users' Guide for the Harwell-Boeing Sparse Matrix Test Collection},
  	institution={AERE Harwell Laboratory, United Kingdom Atomic Energy Authority}}