TY  - BOOK
AU  - Neumann, Frank,
TI  - Principles underlying the interpretation of seismograms
T2  - U.s. coast and geodetic survey, special publ
AV  - QE541 N47
PY  - 1966///
CY  - Washington
PB  - U.s. govt. print. off.
KW  - Sismometría
ER  -