@article{Nakamura:2012iS,
  author = "Nakamura, Yoshifumi",
  title = "{Modified Block BiCGSTAB for Lattice QCD}",
  doi = "10.22323/1.139.0042",
  journal = "PoS",
  year = 2012,
  volume = "Lattice 2011",
  pages = "042"
}