Graeber, D., Boëchat, I., Encina, F., Esse, C., Gelbrecht, J., Goyenola, G., Gücker, B., Heinz, M.
, Kronvang, B., Meerhoff, M., Nimptsch, J., Pusch, M. T., Silva, R. C. S., von Schiller, D. & Zwirnmann, E. (2015).
Global effects of agriculture on fluvial dissolved organic matter.
Scientific Reports,
5, Artikel 16328.
http://www.nature.com/articles/srep16328