TY  - RPRT
TI  - The Morris, Minnesota, earthquake of July 9, 1975; aftershock monitoring
AU  - S.T. Harding
AU  - C.J. Langer
AU  - G. A. Bollinger
AU  - J. C. West
AU  - M. Olm
PY  - 1975
DO  - 10.3133/ofr75423
UR  - https://pubs.usgs.gov/publication/ofr75423
ID  - ofr75423
ER  -