@misc{indiciaeb3171b8f14cf, title = {Geological Survey research 1965, Chapter B}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1965}, doi = {10.3133/pp525b}, url = {https://pubs.usgs.gov/publication/pp525B}, note = {Source identifier: pp525B} }