ENA, A.; CARLOZZI, P.; PUSHPARAJ, B.; PAPERI, R.; CARNEVALE, S.; SACCHI, A. Ability of the aquatic fern Azolla to remove chemical oxygen demand and polyphenols from olive mill wastewater. Grasas y Aceites, [S. l.], v. 58, n. 1, p. 34–39, 2007. DOI: 10.3989/gya.2007.v58.i1.6. Disponível em: https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/6. Acesso em: 29 jan. 2023.