@misc{indiciae3949dabe6bc9,
  title = {Solution-collapse breccia pipes of Spanish Valley, southeastern Utah},
  author = {Gordon Whitney Weir and Willard P. Puffett and Chester L. Dodson},
  year = {1994},
  doi = {10.3133/ofr94417},
  url = {https://pubs.usgs.gov/publication/ofr94417},
  note = {Source identifier: ofr94417}
}