TY  - RPRT
TI  - Diatom constraints on sea surface temperatures and sea ice distribution during the middle part of the Pliocene
AU  - J.A. Barron
PY  - 1996
DO  - 10.3133/ofr96713
UR  - https://pubs.usgs.gov/publication/ofr96713
ID  - ofr96713
ER  -