@misc{indiciaeb0f9a4b5dfa7,
  title = {Bibliography of reports resulting from U. S. Geological Survey participation in the United States technical assistance program, 1940-65},
  author = {Jo Ann Heath},
  year = {1965},
  doi = {10.3133/b1193},
  url = {https://pubs.usgs.gov/publication/b1193},
  note = {Source identifier: b1193}
}