Dodds WK, Robinson CT, Gaiser EE, et al. Surprises and insights from long-term aquatic datasets and experiments. BioScience. 2012;62:709 -721. doi:10.1525/bio.2012.62.8.4.

Helton AM, Poole GC, Meyer JL, et al. Thinking outside the channel: modeling nitrogen cycling in networked river ecosystems. Frontiers in Ecology and the Environment. 2011;9:229 -238. doi:10.1890/080211.

Bernot MJ, Sobota DJ, Hall RO, et al. Inter-regional comparison of land-use effects on stream metabolism. Freshwater Biology. 2010;55:1874 -1890. doi:10.1111/j.1365-2427.2010.02422.x.

Hall, Jr. RO, Tank JL, Sobota DJ, et al. Nitrate removal in stream ecosystems measured by 15N addition experiments: Total uptake. Limnology and Oceanography. 2009;54:653 -665. doi:10.4319/lo.2009.54.3.0653.

Mulholland PJ, Hall RO, Sobota DJ, et al. Nitrate removal in stream ecosystems measured by 15N addition experiments: Denitrification. Limnology and Oceanography. 2009;54:666 -680. doi:10.4319/lo.2009.54.3.0666.

Mulholland PJ, Helton AM, Poole GC, et al. Stream denitrification across biomes and its response to anthropogenic nitrate loading. Nature. 2008;452:202 -207. doi:10.1038/nature06686.

Webster JR, Mulholland P, Tank JL, et al. Factors affecting ammonium uptake in streams - an inter-biome perspective. Freshwater Biology. 2003;48:1329 -1352. doi:10.1046/j.1365-2427.2003.01094.x.

Mulholland PJ, Tank JL, Webster JR, et al. Can uptake length in streams be determined by nutrient addition experiments? Results from an inter-biome comparison study. Journal of the North American Benthological Society. 2002;21:544 -560. doi:10.2307/1468429.

Webster JR, Blood ER, Gregory SV, Gurtz ME, Sparks RE, Thurman EM. Long-term research in stream ecology. Bulletin of the Ecological Society of America. 1985;66:346 -353. doi:http://www.jstor.org/stable/20166454.