TY  - RPRT
TI  - Catalogue of U.S. Geological Survey strong-motion records, 1987
AU  - R. L. Porcella
AU  - J.C. Switzer
PY  - 1989
DO  - 10.3133/cir1044
UR  - https://pubs.usgs.gov/publication/cir1044
ID  - cir1044
ER  -