@article{etna_vol31_pp126-140,
  author  = {T. Sogabe and T. Hoshi and S.-L. Zhang and T. Fujiwara},
  title   = {On a weighted quasi-residual minimization strategy for solving complex symmetric shifted linear systems},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {31},
  year    = {2008},
  pages   = {126--140},
}