CHEN, Hao; KENNY, Jonathan E. A Study of pH Effects on Humic Substances Using Chemometric Analysis of Excitation-Emission Matrices. Annals of Environmental Science, [S. l.], v. 1, 2007. Disponível em: https://openjournals.neu.edu/aes/journal/article/view/v1art1. Acesso em: 28 apr. 2024.