@misc{indiciaed130dc8c8088,
  title = {Solar irradiance variability from modern measurements},
  author = {Froehlich, C. and Foukal, P. V. and Hickey, J. R. and Hudson, H. S. and Willson, R. C.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920064042},
  note = {Source identifier: 19920064042}
}