@misc{indiciae0b67a7262c1b,
  title = {Direct and Indirect Human Contributions to Terrestrial Carbon Fluxes: A Workshop Summary},
  author = {R. Coppock and S. Johnson and and others},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/96994},
  note = {Source identifier: 96994}
}