Argerich A, Johnson SL, Sebestyen SD, Rhoades CC, Greathouse E, Adams MB, Amatya DM, Campbell J, Ice G, Jones JB, et al. Temporal Trends in Stream N Concentrations and Biogeochemical Responses to Disturbances in Long-Term Reference Watersheds. National Water Quality Monitoring Conference, Portland, OR. 2012 .

Argerich A, Johnson SL, Rhoades CC, Sebestyen SD, Knoepp JD, Greathouse E, Ice G, Campbell J, Jones JB, Likens G, et al. Long term trends in stream nitrate concentrations. Symposium for European Freshwater Sciences, Girona, Spain. 2011 .

Sebestyen SD, Johnson SL, Rhoades CC, Knoepp JD, Vose J, Argerich A, Greathouse E, Ice G, Amatya DM, Campbell J, et al. Synthesizing stream chemistry data. XXV IUGG General Assembly: Earth on the Edge: Science for a Sustainable Planet, Melbourne, Australia. 2011 .

Argerich A, Johnson SL, Rhoades CC, Sebestyen SD, Knoepp JD, Greathouse E, Ice G, Campbell J, Jones JB, Likens G, et al. Trends in stream nitrate concentration and responses to disturbances in human-impacted basins across US. North American Benthological Society 28, Providence, RI. (Published abstract). 2011 .

Rhoades CC, Greathouse E, Ice G, Johnson SL, Sebestyen S, Amatya D, Campbell J, Edwards P, Jones J, Knoepp J, et al. Characterizing Variability of Stream Chemistry at U.S. Forest Service Experimental Forests -Applicability to Development of Numeric Nutrient Criteria for Headwater Forests. National Water Quality Monitoring Conference, Denver, CO. 2010 .