Corbellini, M., Perenzin, M., Boggini, G., Bellocchi, G., Scudellari, D. and Monotti, M. 2006. Balance sheet method assessment for nitrogen fertilization in bread wheat: I. yield and quality. Italian Journal of Agronomy. 1, 3 (Sep. 2006), 331–342. DOI:https://doi.org/10.4081/ija.2006.331.