@misc{indiciae853aea1f6fab,
  title = {Dikes, joints, and faults in the upper mantle},
  author = {H. G. Wilshire and S. H. Kirby},
  year = {1989},
  doi = {10.1016/0040-1951(89)90298-9},
  url = {https://pubs.usgs.gov/publication/70015374},
  note = {Source identifier: 70015374}
}