@article{5363,
  author       = {Ehrmann, Andrea and Tillmanns, Oliver},
  issn         = {1424-2818},
  journal      = {Diversity},
  keywords     = {birdwatching, citizen science, bird monitoring, number of nesting bird pairs, NABU, DDA, Birdrace},
  number       = {2},
  publisher    = {MDPI AG},
  title        = {{Evaluation of Citizen Science Project on Birdwatching in Germany: Advantages and Limits}},
  doi          = {10.3390/d17020078},
  volume       = {17},
  year         = {2025},
}