@misc{indiciae1d754a933ca8,
  title = {Reconnaissance for phosphate in Pakistan},
  author = {S. Anthony Stanin and Mirza Saeed Hasan},
  year = {1973},
  doi = {10.3133/ofr73269},
  url = {https://pubs.usgs.gov/publication/ofr73269},
  note = {Source identifier: ofr73269}
}