@misc{indiciae0f7206c66ab0,
  title = {Sun's inertial motion and luminosity},
  author = {Sperber, Kenneth R. and Fairbridge, Rhodes W. and Shirley, James H.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900059957},
  note = {Source identifier: 19900059957}
}