Food Resources of Stream Macroinvertebrates Determined by Natural-Abundance Stable C and N Isotopes and a 15 N Tracer Addition. Journal of the North American Benthological Society. 19:145.. 2000.
Nitrogen Cycling in a Forest Stream Determined by a 15 N Tracer Addition. Ecological Monographs. 70:471.. 2000.
Inter-biome comparison of factors controlling stream metabolism. Freshwater Biology. 46:1503–1517.. 2001.
Can Uptake Length in Streams Be Determined by Nutrient Addition Experiments? Results from an Interbiome Comparison Study Journal of the North American Benthological Society. 21:544–560.. 2002.
Stream denitrification and total nitrate uptake rates measured using a field 15N tracer addition approach. Limnology and Oceanography. 49:809–820.. 2004.
Nitrate removal in stream ecosystems measured by experiments: Denitrification 15N addition. Limnology and Oceanography. 54:666–680.. 2009.