@misc{indiciaea68e8958b6b8, title = {Earthquake data report, March 1993}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1993}, doi = {10.3133/ofr93603b}, url = {https://pubs.usgs.gov/publication/ofr93603B}, note = {Source identifier: ofr93603B} }