@misc{indiciae92eb8e99853b, title = {New information resources of the U.S. Geological Survey Library System, July 1989}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1989}, doi = {10.3133/ofr89400g}, url = {https://pubs.usgs.gov/publication/ofr89400G}, note = {Source identifier: ofr89400G} }