@misc{indiciae3c0ebca33668,
  title = {A single mode approximation in the solution of nonlinear combustion instability problems},
  author = {Powell, E. A. and Zinn, B. T.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710050774},
  note = {Source identifier: 19710050774}
}