@misc{indiciae184df69b47a3, title = {Shaded relief and surface markings of the Hathor region of Ganymede}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1987}, doi = {10.3133/i1860}, url = {https://pubs.usgs.gov/publication/i1860}, note = {Source identifier: i1860} }