TY  - BOOK
AU  - Zongjin Ma
TI  - Earthquake prediction :  Nine major earthquakes in China   
SN  - 3540502718
U1  - H4132.41.N76-N66, N0 
PY  - 1990///
CY  - Beijing
PB  - Seismological Press         
KW  - Geology
ER  -