@misc{indiciae3dad19cefe56,
  title = {A direct-gradient multivariate index of biotic condition},
  author = {Leandro E. Miranda and J.N. Aycock and K. J. Killgore},
  year = {2012},
  doi = {10.1080/00028487.2012.717519},
  url = {https://pubs.usgs.gov/publication/70150361},
  note = {Source identifier: 70150361}
}