@article{7475,
  author = {K. Schatten and Nathan Miller and S. Sofia and Ludwig Oster},
  title = {Solar irradiance modulation by active regions from 1969 through 1980},
  year = {1982},
  journal = {Geophysical Research Letters},
  volume = {9},
  pages = {49-51},
  month = {Jan-01-1982},
  doi = {10.1029/GL009i001p00049},
}