@misc{indiciae8572546f3aa0,
  title = {Satellite image map Punjab, Pakistan},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1997},
  doi = {10.3133/i2587f},
  url = {https://pubs.usgs.gov/publication/i2587F},
  note = {Source identifier: i2587F}
}