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Snowpack-atmosphere gas exchanges of carbon dioxide, ozone, and nitrogen oxides at a hardwood forest site in northern Michigan. Elementa: Science of the Anthropocene. 3:000040.. 2015.
Sesquiterpene Emissions from Pine Trees − Identifications, Emission Rates and Flux Estimates for the Contiguous United States. Environmental Science & Technology. 41(5):1545-1553.. 2007.