TY  - RPRT
TI  - an analysis of inertial seisometer-galvanometer combinations 
AU  - Johnson, D P
AU  - Matheson, H
PY  - 1976
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 76-1089
DO  - 10.6028/NBS.IR.76-1089
ER  -