@misc{indiciaeb1c0206863d3,
  title = {The petroleum system; status of research and methods, 1990},
  author = {Leslie B. Magoon},
  year = {1989},
  doi = {10.3133/b1912},
  url = {https://pubs.usgs.gov/publication/b1912},
  note = {Source identifier: b1912}
}