TY  - RPRT
TI  - Mars chart, MC-27, Noachis quadrangle
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1973
DO  - 10.3133/ofr73342
UR  - https://pubs.usgs.gov/publication/ofr73342
ID  - ofr73342
ER  -