@misc{indiciaea571fa9d60fa,
  title = {An equatorial coronal hole at solar minimum},
  author = {Bromage, B. J. I. and DelZanna, G. and DeForest, C. and Thompson, B. and Clegg, J. R.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19990028057},
  note = {Source identifier: 19990028057}
}