@misc{indiciaef85d3c3e0416,
  title = {Proposed indices characterizing stratospheric circulation and temperature fields.},
  author = {Gelman, M. E. and Johnson, K. W. and Miller, A. J.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690061940},
  note = {Source identifier: 19690061940}
}