@misc{indiciaee2436ae99411,
  title = {Potential environmental impacts of quarrying stone in karst -- a literature review},
  author = {William H. Langer},
  year = {2001},
  doi = {10.3133/ofr01484},
  url = {https://pubs.usgs.gov/publication/ofr01484},
  note = {Source identifier: ofr01484}
}