@misc{indiciaebc0b4bfea35f,
  title = {Long-term biomonitoring with lichens: comparing data from different sampling procedures.},
  author = {Luisa Frati and Giorgio Brunialti},
  year = {2006},
  doi = {10.1007/s10661-005-9032-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/16741818/},
  note = {Source identifier: 16741818}
}