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• Complex anthropogenic sources of platinum group elements in aerosols on Cape Cod, USA.  Academic Article
• Importance of automobile exhaust catalyst emissions for the deposition of platinum, palladium, and rhodium in the northern hemisphere.  Academic Article
• Platinum group element concentrations and osmium isotopic composition in urban airborne particles from Boston, Massachusetts.  Academic Article
• Recent changes in platinum group element concentrations and osmium isotopic composition in sediments from an urban lake.  Academic Article
• Source characterisation of atmospheric platinum group element deposition into an ombrotrophic peat bog.  Academic Article