@misc{indiciaef5540d908ccd,
  title = {Petroleum geology and resources of the Amu-Darya basin, Turkmenistan, Uzbekistan, Afghanistan, and Iran},
  author = {Gregory F. Ulmishek},
  year = {2004},
  doi = {10.3133/b2201h},
  url = {https://pubs.usgs.gov/publication/b2201H},
  note = {Source identifier: b2201H}
}