@misc{indiciaeccbfdd625771,
  title = {Biomarker generation from Type II-S kerogens in claystone and limestone during hydrous and anhydrous pyrolysis},
  author = {M.P. Koopmans and F.C. Carson and Damste J.S. Sinninghe and M. D. Lewan},
  year = {1998},
  doi = {10.1016/s0146-6380(98)00187-9},
  url = {https://pubs.usgs.gov/publication/70020539},
  note = {Source identifier: 70020539}
}