@misc{indiciaea53cef427e23,
  title = {State of stress in areas of active unconventional oil and gas development in North America},
  author = {Jens-Erik Lundstern and Mark D. Zoback},
  year = {2022},
  doi = {10.1306/08102120151},
  url = {https://pubs.usgs.gov/publication/70229414},
  note = {Source identifier: 70229414}
}