TY  - RPRT
TI  - Program ISDS : an interactive seismic display system for displaying and measuring seismic wave forms
AU  - Peter R. Stevenson
PY  - 1979
DO  - 10.3133/ofr79205
UR  - https://pubs.usgs.gov/publication/ofr79205
ID  - ofr79205
ER  -