TY - RPRT TI - Topographic Map of the Southwest Ascraeus Mons Region of Mars - MTM 500k 10/252E OMKT AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 2004 DO - 10.3133/i2798 UR - https://pubs.usgs.gov/publication/i2798 ID - i2798 ER -