@misc{indiciae2ce2f4fc9756,
  title = {A hillock and cloud model for faculae},
  author = {Schatten, Kenneth H. and Mayr, Hans G. and Omidvar, Kazem and Maier, Eugene},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19870039565},
  note = {Source identifier: 19870039565}
}