@misc{indiciaea7c836f91478,
  title = {Thallium in the solar atmosphere.},
  author = {Lambert, D. L. and Mallia, E. A. and Smith, G.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730029621},
  note = {Source identifier: 19730029621}
}