@misc{indiciae3784c4c1cbc0,
  title = {Geologic map of the Jermanis Coal Field, Central Armenia},
  author = {Michael E. Brownfield and Artur Martirosyan and B.S. Pierce and E. A. Johnson},
  year = {2000},
  doi = {10.3133/mf2350},
  url = {https://pubs.usgs.gov/publication/mf2350},
  note = {Source identifier: mf2350}
}