@misc{indiciae89b6c30e98d7, title = {Shaded relief map of the Oxia Palus Quadrangle of Mars}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1984}, doi = {10.3133/i1551}, url = {https://pubs.usgs.gov/publication/i1551}, note = {Source identifier: i1551} }