@misc{indiciae6b692f9beb14,
  title = {Tungsten deposits of Vance County, North Carolina, and Mecklenburg County, Virginia},
  author = {G.H. Espenshade and C. F. Park},
  year = {1945},
  doi = {10.3133/ofr4598},
  url = {https://pubs.usgs.gov/publication/ofr4598},
  note = {Source identifier: ofr4598}
}