@misc{indiciae4dfd18435ea2,
  title = {Global patterns and environmental controls of perchlorate and nitrate co-occurrence in arid and semi-arid environments},
  author = {W Andrew Jackson and J.K. Bohlke and Brian J. Andraski and Lynne S. Fahlquist and Laura M. Bexfield and Frank D. Eckardt and John B. Gates and Alfonso F. Davila and Christopher P. McKay and Balaji Rao and Ritesh Sevanthi and Srinath Rajagopalan and Nubia Estrada and Neil C. Sturchio and Paul B. Hatzinger and Todd A. Anderson and Greta J. Orris and Julio L. Betancourt and David A. Stonestrom and Claudio Latorre and Yanhe Li and Gregory J. Harvey},
  year = {2015},
  doi = {10.1016/j.gca.2015.05.016},
  url = {https://pubs.usgs.gov/publication/70187117},
  note = {Source identifier: 70187117}
}