@misc{indiciaebedcacad3254, title = {Controlled photomosaic of the Planum Australe region of Mars}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1988}, doi = {10.3133/i1917}, url = {https://pubs.usgs.gov/publication/i1917}, note = {Source identifier: i1917} }