@misc{indiciae156c58d51512,
  title = {Reconnaissance study of source rock potential of the Vaca Muerta Formation of the Zapala and Loncopue areas, Argentina},
  author = {M. D. Lewan},
  year = {1992},
  doi = {10.3133/ofr92436},
  url = {https://pubs.usgs.gov/publication/ofr92436},
  note = {Source identifier: ofr92436}
}