@misc{indiciaed2f49c934080,
  title = {Bibliography of reports resulting from U.S. Geological Survey scientific and technical cooperation with other countries, 1975 to June 1980},
  author = {Wenonah E. Bergquist and Elizabeth J. Tinsley and Valerie S. Upton},
  year = {1981},
  doi = {10.3133/ofr81896},
  url = {https://pubs.usgs.gov/publication/ofr81896},
  note = {Source identifier: ofr81896}
}