@misc{indiciae0c0a26719d26,
  title = {Lignite drilling during 1978 in western North Dakota: Adams, Billings, Bowman, Burke, Golden Valley, Hettinger, McKenzie, McLean, and Slope Counties},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey and North Dakota Geological Survey},
  year = {1979},
  doi = {10.3133/ofr791051},
  url = {https://pubs.usgs.gov/publication/ofr791051},
  note = {Source identifier: ofr791051}
}