HOY, Steffen; MÜLLER, Karsten; WILLIG, Reinhard. Ammoniak- und Lachgasemissionen. agricultural engineering.eu, [S. l.], v. 52, n. 1, p. 40–41, 1997. DOI: 10.15150/lt.1997.2584. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/1997-52-1-040-041. Acesso em: 23 apr. 2024.