@misc{indiciae8dce6eecb369, title = {Controlled photomosaic of part of the Chasma Boreale Region of Mars}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1986}, doi = {10.3133/i1812}, url = {https://pubs.usgs.gov/publication/i1812}, note = {Source identifier: i1812} }