TY  - BOOK
AU  - Jeffreys Harold Ed.
AU  -  Swirles B Ed.
TI  - Collected papers of harold jeffreys on gephysics and REF sciences
U1  - H:(C)xM91x, L1.1;1 
PY  - 1971///
CY  - London
PB  - Golden and Breach       
KW  - Geophysics
ER  -