@misc{indiciae25799b5199c6,
  title = {Geology in partnership with American industry},
  author = {G. O. Smith},
  year = {1921},
  doi = {10.1016/s0016-0032(21)90831-7},
  url = {https://pubs.usgs.gov/publication/70009902},
  note = {Source identifier: 70009902}
}