@misc{indiciae27b9dfff4b42,
  title = {Gravity wave propagation in a diffusively separated atmosphere with height-dependent collision frequencies},
  author = {Del Genio, A. D. and Schubert, G. and Straus, J. M.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790064341},
  note = {Source identifier: 19790064341}
}