@misc{indiciae54cd27223739,
  title = {Laboratory hydraulic fracturing experiments in intact and pre-fractured rock},
  author = {Mark D. Zoback and F. Rummel and R. Jung and C.B. Raleigh},
  year = {1977},
  doi = {10.1016/0148-9062(77)90196-6},
  url = {https://pubs.usgs.gov/publication/70011115},
  note = {Source identifier: 70011115}
}