ADEKUNLE, Iheoma M; AROWOLO, Toyin A; NDAHI, Naomi P; BELLO, Babajide; OWOLABI, David A. Chemical Characteristics of Humic Acids in Relation to Lead, Copper and Cadmium Levels in Contaminated Soils from South West Nigeria. Annals of Environmental Science, [S. l.], v. 1, 2007. Disponível em: https://openjournals.neu.edu/aes/journal/article/view/v1art4. Acesso em: 29 apr. 2024.