TY  - RPRT
TI  - Biological clocks: endogenous cycles synchronized by subtle geophysical rhythms.
AU  - F A Brown
PY  - 1976
DO  - 10.1016/0303-2647(76)90010-1
UR  - https://pubmed.ncbi.nlm.nih.gov/953161/
ID  - 953161
ER  -