@misc{indiciae02c9ae025fa0,
  title = {Stratigraphic Analysis Techniques System (STRATS) user's manual},
  author = {L.W. Boger},
  year = {1986},
  doi = {10.3133/ofr86102},
  url = {https://pubs.usgs.gov/publication/ofr86102},
  note = {Source identifier: ofr86102}
}