LEENHEER, Jerry A.; DOTSON, Aaron; WESTERHOFF, Paul. Dissolved Organic Nitrogen Fractionation. Annals of Environmental Science, [S. l.], v. 1, 2007. Disponível em: https://openjournals.library.northeastern.edu/aes/journal/article/view/v1art6. Acesso em: 8 may. 2024.