@article{etna_vol66_pp32-63,
  author  = {G. H. M. Ara\'ujo and O. A. Krzysik and H. De Sterck},
  title   = {Parallel-in-iteration optimization using multigrid reduction in time},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {66},
  year    = {2026},
  pages   = {32--63},
  doi     = {10.1553/etna_vol66s32},
}