@misc{indiciaecd1ed5f09f91,
  title = {The CFL condition for spectral approximations to hyperbolic initial-boundary value problems},
  author = {Gottlieb, David and Tadmor, Eitan},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900015517},
  note = {Source identifier: 19900015517}
}