@misc{indiciae98ff3c7b3c0b, title = {USGS Releases New Digital Aerial Products}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {2005}, doi = {10.3133/fs20053074}, url = {https://pubs.usgs.gov/publication/fs20053074}, note = {Source identifier: fs20053074} }