TY  - RPRT
TI  - Comparative physiology: photoperiodicity.
AU  - D S FARNER
PY  - 1961
DO  - 10.1146/annurev.ph.23.030161.000443
UR  - https://pubmed.ncbi.nlm.nih.gov/13698240/
ID  - 13698240
ER  -