@misc{indiciae667e99a82f4b,
  title = {SPE Source Spectral Ratios},
  author = {Phillips, William Scott and Yang, Xiaoning},
  year = {2017},
  doi = {10.2172/1345906},
  url = {https://www.osti.gov/biblio/1345906},
  note = {Source identifier: 1345906}
}