Citric acid production by Aspergillus niger from "manipueira", a manioc liquid residue . Scientia Agricola, [S. l.], v. 52, n. 2, p. 299–304, 1995. DOI: 10.1590/S0103-90161995000200016. Disponível em: https://revistas.usp.br/sa/article/view/20295.. Acesso em: 8 jul. 2024.