@misc{indiciae29738f3bb655,
  title = {Documenting mudstone heterogeneity by use of principal component analysis of X-ray diffraction and portable X-ray fluorescence data: A case study in the Triassic Shublik Formation, Alaska North Slope},
  author = {Adam Boehlke and Katherine J. Whidden and William Benzel},
  year = {2017},
  url = {https://pubs.usgs.gov/publication/70193221},
  note = {Source identifier: 70193221}
}