@misc{indiciaea12b08b81e7e,
  title = {Textbook Multigrid Efficiency for the Steady Euler Equations},
  author = {Roberts, Thomas W. and Sidilkover, David and Swanson, R. C.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20040105629},
  note = {Source identifier: 20040105629}
}