TY  - BOOK
AU  - Bullen, K. E
AU  - Bolt, Bruce A
TI  - An introduction to the theory of seismology
SN  - 9780521283892
U1  - 551.22 BUL 
PY  - 1985///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Seismology
N1  - Includes index. Bibliography: p. 474-488
ER  -