@misc{indiciae04dc0af4c37b,
  title = {2009 Data Summary USA-NPN Technical Series},
  author = {Theresa Crimmins and Alyssa H. Rosemartin and Kathryn A. Thomas and R. Lee Marsh and Ellen G. Denny and Jake F. Weltzin},
  year = {2010},
  url = {https://pubs.usgs.gov/publication/70040059},
  note = {Source identifier: 70040059}
}