@misc{indiciae4e29a4ae3241,
  title = {Catchment acidification-from the top down.},
  author = {J Matschullat and H Andreae and D Lessmann and V Malessa and U Siewers},
  year = {1992},
  doi = {10.1016/0269-7491(92)90070-q},
  url = {https://pubmed.ncbi.nlm.nih.gov/15091952/},
  note = {Source identifier: 15091952}
}