@misc{indiciae7ef7cd8e9dbf, title = {Landslide hazards: A national threat}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {2005}, doi = {10.3133/fs20053156}, url = {https://pubs.usgs.gov/publication/fs20053156}, note = {Source identifier: fs20053156} }