@misc{indiciaebc942378564c, title = {Surface-Water Techniques: On Demand Training Opportunities}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {2007}, doi = {10.3133/fs20073099}, url = {https://pubs.usgs.gov/publication/fs20073099}, note = {Source identifier: fs20073099} }