@misc{indiciae7a34bfe6edf5, title = {Controlled photomosaic of part of the Hadriaca region of Mars}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1990}, doi = {10.3133/i2043}, url = {https://pubs.usgs.gov/publication/i2043}, note = {Source identifier: i2043} }