TY  - RPRT
TI  - Controlled photomosaic of part of the Mangala Valles region of Mars
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1985
DO  - 10.3133/i1698
UR  - https://pubs.usgs.gov/publication/i1698
ID  - i1698
ER  -