@article{etna_vol63_pp129-149,
  author  = {Ronald B. Morgan and Travis Whyte and Walter Wilcox and Zhao Yang},
  title   = {Two-grid deflated Krylov methods for linear equations},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {63},
  year    = {2025},
  pages   = {129--149},
  doi     = {10.1553/etna_vol63s129},
}