@misc{indiciaeebfa42c19abd,
  title = {Crystalline basement map of Mauritania derived from filtered aeromagnetic data (deliverable 54\_1), Aeromagnetic and geological structure map of Mauritania (phase V, deliverable 54\_2), Maximum depth to basement map of Mauritania derived from Euler analysis of Aeromagnetic data (phase V, deliverable 54\_3), and color composite image of radioelement data (added value)},
  author = {Carol A. Finn and John D. Horton},
  year = {2015},
  doi = {10.3133/ofr20131280b1},
  url = {https://pubs.usgs.gov/publication/ofr20131280B1},
  note = {Source identifier: ofr20131280B1}
}