TY  - BOOK
AU  - Berkhout A J
TI  - Seismic migration: imaging of acourtic energy by wave field extrapalation
T2  - Development in solid earth geophysics; 12
U1  - H4132, M0-;1 
PY  - 1980///
CY  - Amsterdam
PB  - Elsevier Publications        
KW  -  Earthquake
KW  - Geology
ER  -