@misc{indiciaec66d7c22fc88, title = {Geological Survey research 1965, Chapter C}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1965}, doi = {10.3133/pp525c}, url = {https://pubs.usgs.gov/publication/pp525C}, note = {Source identifier: pp525C} }