@misc{indiciaeb64def8762e5,
  title = {Solution to spectroscopy challenge 9.},
  author = {Roberto Martínez-Alvarez and Antonio Herrera and Pedro Ramiro},
  year = {2005},
  doi = {10.1007/s00216-005-3268-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/15912396/},
  note = {Source identifier: 15912396}
}