@misc{indiciae6b02cd321f5b,
  title = {In-situ stress project, Technical Report Number 9; Interpretation of hydraulic fracturing data from Yongping, western Yunnan, China},
  author = {J.E. Springer and Zhai Qingshan and B.C. Haimson and Mark D. Zoback and M.Y. Lee and Li Fangquan},
  year = {1987},
  doi = {10.3133/ofr87491},
  url = {https://pubs.usgs.gov/publication/ofr87491},
  note = {Source identifier: ofr87491}
}