High precision analysis of all four stable isotopes of sulfur (32S, 33S, 34S and 36S) at nanomole levels using a laser fluorination isotope-ratio-monitoring gas chromatography–mass spectrometry. Chemical GeologyChemical Geology. 225(1-2):30-39.. 2006.
High-Precision Measurements of 33S and 34S Fractionation during SO2 Oxidation Reveal Causes of Seasonality in SO2 and Sulfate Isotopic Composition.. Environmental science & technologyEnvironmental science & technology. 47(21):12174-83.. 2013.