@misc{indiciae9500d81a6976,
  title = {Ultrafast modulation spectroscopy.},
  author = {D DeBeer and Van Wagenen LG and R Beach and SR Hartmann},
  year = {1986},
  doi = {10.1103/physrevlett.56.1128},
  url = {https://pubmed.ncbi.nlm.nih.gov/10032577/},
  note = {Source identifier: 10032577}
}