TÓTH, B. Alternatives of sewage sludge use in the crop production . Acta Agraria Debreceniensis, [S. l.], n. 46, p. 83-87, 2012. DOI: 10.34101/actaagrar/46/2414. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2414. Acesso em: 31 oct. 2020.