@article{etna_vol21_pp81-106,
  author  = {Elad Rozin and Sivan Toledo},
  title   = {Locality of reference in sparse Cholesky factorization methods},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {21},
  year    = {2005},
  pages   = {81--106},
}