@misc{indiciaefd17c97d234c,
  title = {Magnetostratigraphy susceptibility for the Guadalupian Series GSSPs (Middle Permian) in Guadalupe Mountains National Park and adjacent areas in West Texas},
  author = {Bruce R. Wardlaw and Brooks B. Ellwood and Lance L. Lambert and Jonathan H. Tomkin and Gordon L. Bell and Galina P. Nestell},
  year = {2012},
  doi = {10.1144/sp373.1},
  url = {https://pubs.usgs.gov/publication/70044174},
  note = {Source identifier: 70044174}
}