TY  - RPRT
TI  - Catalogue of U.S. Geological Survey strong-motion records, 1991
AU  - J. C. Switzer
AU  - R. L. Porcella
PY  - 1993
DO  - 10.3133/cir1101
UR  - https://pubs.usgs.gov/publication/cir1101
ID  - cir1101
ER  -