@misc{indiciae649a2538f83e,
  title = {Research observation: Hydrolyzable and condensed tannins in plants of northwest Spain forests},
  author = {M. P. Gonzalez-Hernandez and J. Karchesy and E. E. Starkey},
  year = {2003},
  doi = {10.2307/4003837},
  url = {https://pubs.usgs.gov/publication/70025145},
  note = {Source identifier: 70025145}
}