@misc{indiciae7d819f6ca848, title = {Preliminary map showing availability of ground water from glacial-drift aquifers in Logan County, south-central North Dakota}, author = {Robert L. Klausing}, year = {1982}, doi = {10.3133/ofr82515}, url = {https://pubs.usgs.gov/publication/ofr82515}, note = {Source identifier: ofr82515} }