@misc{indiciae1197cf18802f,
  title = {Stratospheric-mesospheric coupling during stratospheric warmings},
  author = {Volland, H. and Warnecke, G.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680028352},
  note = {Source identifier: 19680028352}
}