@misc{indiciae89f4a2764009, title = {Preliminary integrated geologic map databases for the United States: Digital data for the reconnaissance geologic map of the lower Yukon River region, Alaska}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {2006}, doi = {10.3133/ofr20061292}, url = {https://pubs.usgs.gov/publication/ofr20061292}, note = {Source identifier: ofr20061292} }