Chicago

Petrenko, Vasilii V., Jeffrey P Severinghaus, Edward J Brook, Jens Muhle, Melissa Headly, Christina M Harth, Hinrich Schaefer et al. 2008. Instruments and Methods: A Novel Method for Obtaining Very Large Ancient Air Samples From Ablating Glacial Ice for Analyses of Methane Radiocarbon. : International Glaciological Society.