Reference:Neftel et al. 1994
From Global Warming Art
Neftel, A., H. Friedli, E. Moor, H. Lötscher, H. Oeschger, U. Siegenthaler, and B. Stauffer (1994). "Historical CO2 record from the Siple Station ice core" in Trends: A Compendium of Data on Global Change. Oak Ridge, Tenn., U.S.A.: Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, U.S. Department of Energy.
Usage
The following pages on Global Warming Art refer to this reference:

