LEBUHN, Michael; GRONAUER, Andreas. Mikroorganismen im Biogasprozess — die unbekannten Wesen. agricultural engineering.eu, [S. l.], v. 64, n. 2, p. 127–130, 2009. DOI: 10.15150/lt.2009.651. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/2009-64-2-127-130. Acesso em: 1 mai. 2024.