@misc{indiciae2baa2e12974e,
  title = {Sulphur and oxygen sequestration of n-C37 and n-C38 unsaturated ketones in an immature kerogen and the release of their carbon skeletons during early stages of thermal maturation},
  author = {M.P. Koopmans and C. Schaeffer-Reiss and J. W. De Leeuw and M. D. Lewan and J.R. Maxwell and P. Schaeffer and Damste J.S. Sinninghe},
  year = {1997},
  doi = {10.1016/s0016-7037(97)00099-9},
  url = {https://pubs.usgs.gov/publication/70019999},
  note = {Source identifier: 70019999}
}