GOENADI, D. H. Fulvic acid – a small but powerful natural substance for agricultural and medical applications. Menara Perkebunan, Bogor, Indonesia, v. 89, n. 1, 2021. DOI: 10.22302/iribb.jur.mp.v89i1.424. Disponível em: https://mp.iribb.org/mpjurnal/article/view/424. Acesso em: 22 dec. 2024.