@misc{indiciae28f8e7feb2e1,
  title = {Quantifying the Components of Impervious Surfaces},
  author = {Janet S. Tilley and E. Terrence Slonecker},
  year = {2006},
  doi = {10.3133/ofr20071008},
  url = {https://pubs.usgs.gov/publication/ofr20071008},
  note = {Source identifier: ofr20071008}
}