@misc{indiciaee24f869c2c1c,
  title = {Introduction},
  author = {Michael L. Blanpied and Chris Marone},
  year = {1994},
  doi = {10.1007/bf00874321},
  url = {https://pubs.usgs.gov/publication/70243661},
  note = {Source identifier: 70243661}
}