@misc{indiciae64a03f4790ff,
  title = {Geology of NRDC seismic station sites in eastern Kazakhstan, USSR},
  author = {William Leith},
  year = {1987},
  doi = {10.3133/ofr87597},
  url = {https://pubs.usgs.gov/publication/ofr87597},
  note = {Source identifier: ofr87597}
}