Blanc, Simone, Carles M. Gasol, Julia Martínez-Blanco, Pere Muñoz, Jaime Coello, Pere Casals, Angela Mosso, and Filippo Brun. 2019. “Economic Profitability of Agroforestry in Nitrate Vulnerable Zones in Catalonia (NE Spain)”. Spanish Journal of Agricultural Research 17 (1), e0101. https://doi.org/10.5424/sjar/2019171-12118.