@misc{indiciae49da03fd210b,
  title = {Multigrid for hypersonic viscous two- and three-dimensional flows},
  author = {Turkel, E. and Swanson, R. C. and Vatsa, V. N. and White, J. A.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910020779},
  note = {Source identifier: 19910020779}
}