@misc{indiciaef901e9f9f4d9,
  title = {The changing stratosphere},
  author = {Mcelroy, Michael B. and Salawitch, Ross J. and Minschwaner, Kenneth},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920048024},
  note = {Source identifier: 19920048024}
}