@misc{indiciaea010006a8951,
  title = {Republic of Armenia and surrounding areas : Yerevan satellite image map},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1999},
  doi = {10.3133/i2678c},
  url = {https://pubs.usgs.gov/publication/i2678C},
  note = {Source identifier: i2678C}
}