TY  - BOOK
AU  - Williams, G. E. 
TI  - Megacycles : long-term episodicity in earth and planetary history
T2  - Benchmark Papers in Geology; No. 57
SN  - 879333669
PY  - 1981///
CY  - Stroudsburg
PB  - Hutchinson Ross Publishing Co.
KW  - MegacyclesEpisodicityPlanetary Systems
ER  -