@misc{indiciaee76f1ea3fe4e,
  title = {Assessment of undiscovered oil and gas resources of the Volga-Ural Region Province, Russia and Kazakhstan, 2010},
  author = {T. R. Klett and Christopher J. Schenk and Ronald R. Charpentier and Michael E. Brownfield and Janet K. Pitman and Troy A. Cook and Marilyn E. Tennyson},
  year = {2010},
  doi = {10.3133/fs20103095},
  url = {https://pubs.usgs.gov/publication/fs20103095},
  note = {Source identifier: fs20103095}
}