Rau, G H <br/><br/>
Latitudinal variations in plankton delta 13C:  implications for CO2 and productivity in past oceans.  [electronic resource] 

 -  Nature  Oct 1989 
 - 516-8 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0028-0836 
<br/><br/><label>Standard No.: </label>10.1038/341516a0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Antarctic Regions<br/>Atlantic Ocean<br/>Atmosphere<br/>Carbon--analysis<br/>Carbon Dioxide--analysis<br/>Carbon Isotopes<br/>Cold Climate<br/>Geologic Sediments--analysis<br/>Paleontology<br/>Phytoplankton<br/>Plankton--chemistry<br/>Seawater--chemistry<br/>Temperature