@misc{indiciae974457f2e7d2,
  title = {Measuring flicker thresholds in the budgerigar.},
  author = {N Ginsburg and V Nilsson},
  year = {1971},
  doi = {10.1901/jeab.1971.15-189},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811499/},
  note = {Source identifier: 16811499}
}