@misc{indiciae5331678cb82d, title = {Atlas of Mars, Livny area of Mars (part of the Erythraeum region) (controlled photomosaic)}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1973}, doi = {10.3133/ofr73318}, url = {https://pubs.usgs.gov/publication/ofr73318}, note = {Source identifier: ofr73318} }