@misc{indiciaef8fbe19c651f,
  title = {Geology of the NE 1/4 of the Essex Mountain quadrangle, Sweetwater County, Wyoming},
  author = {H. D. Zeller and E. V. Stephens},
  year = {1964},
  doi = {10.3133/mf285},
  url = {https://pubs.usgs.gov/publication/mf285},
  note = {Source identifier: mf285}
}