TY  - RPRT
TI  - Exposed water ice discovered near the south pole of Mars
AU  - Timothy N. Titus
AU  - Hugh H. Kieffer
AU  - Phillip R. Christensen
PY  - 2003
DO  - 10.1126/science.1080497
UR  - https://pubs.usgs.gov/publication/70025908
ID  - 70025908
ER  -