@misc{indiciae499efc9c5e0b,
  title = {Geology: A new data source for in situ stress field orientations},
  author = {Mark D. Zoback},
  year = {1983},
  doi = {10.1038/306018a0},
  url = {https://pubs.usgs.gov/publication/70011345},
  note = {Source identifier: 70011345}
}