@misc{indiciae0eebb4afdcca,
  title = {Wind distances for planetary nebulae},
  author = {Kaler, J. B. and Mo, J.-E. and Pottasch, S. R.},
  year = {1985},
  url = {https://ntrs.nasa.gov/citations/19850041988},
  note = {Source identifier: 19850041988}
}