TY  - RPRT
TI  - Preliminary geologic map of the Chryse region of Mars, Viking Mars 1975 landing site 3
AU  - N.J. Trask
PY  - 1973
DO  - 10.3133/ofr73279
UR  - https://pubs.usgs.gov/publication/ofr73279
ID  - ofr73279
ER  -