@misc{indiciae021875f9d0e0,
  title = {Introduction},
  author = {Todd C. Esque and Kenneth E. Nussear and Richard D. Inman and Marjorie D. Matocq and Peter J. Weisberg and Thomas E. Dilts and Philip Leitner},
  year = {2013},
  url = {https://pubs.usgs.gov/publication/70124014},
  note = {Source identifier: 70124014}
}