SIMPLY SCIENCE. Viehmist und Vogelkot war gestern. CHIMIA, [S. l.], v. 64, n. 6, p. 428, 2010. DOI: 10.2533/chimia.2010.428. Disponível em: https://www.chimia.ch/chimia/article/view/2010_428.. Acesso em: 27 jul. 2024.