Bjerg, B. and Norton, T. and Banhazi, T. and Zhang, G. and Bartzanas, T. and Liberati, P. and Cascone, G. and Lee, I. -B. and Marucci, A. (2013) Modelling of ammonia emissions from naturally ventilated livestock buildings. Part 1: ammonia release modelling. Biosystems Engineering, 116 (3). pp. 232-245. ISSN 1537-5110