1.
Li* H, Li Y, Li C. Characterization of Humic Acids and Fulvic Acids Derived from Sewage Sludge. ajc [Internet]. 2013 Dec. 12 [cited 2024 Nov. 22];25(18):10087-91. Available from: https://asianpubs.org/index.php/ajchem/article/view/25_19_14