Berton, M., Cesaro, G., Gallo, L., Ramanzin, M., & Sturaro, E. (2014). Sustainability of intensive beef production system in North-East Italy: relationships between phosphorus supply and productive performance. Acta Agraria Kaposváriensis, 18(1), 56–62. Elérés forrás https://journal.ke.hu/index.php/aak/article/view/2102