@misc{indiciae74ecc3a06d04,
  title = {Comparison of XAD with other dissolved lignin isolation techniques and a compilation of analytical improvements for the analysis of lignin in aquatic settings},
  author = {Robert G. M. Spencer and George R. Aiken and Rachael Y. Dyda and Kenna D. Butler and Brian A. Bergamaschi and Peter J. Hernes},
  year = {2010},
  doi = {10.1016/j.orggeochem.2010.02.004},
  url = {https://pubs.usgs.gov/publication/70180383},
  note = {Source identifier: 70180383}
}