@misc{indiciae061912ecd48e,
  title = {Solar Gravity Modes from ACRIM-SMM Irradiance Data},
  author = {Frohlich, C. and Delache, P.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19850016760},
  note = {Source identifier: 19850016760}
}