TY  - RPRT
TI  - Measuring flicker thresholds in the budgerigar.
AU  - N Ginsburg
AU  - V Nilsson
PY  - 1971
DO  - 10.1901/jeab.1971.15-189
UR  - https://pubmed.ncbi.nlm.nih.gov/16811499/
ID  - 16811499
ER  -