Modeling trade-offs among ecosystem services in agricultural production systems. - Stefano Balbi; Agustin del Prado; Patricia Gallejones; Chandanathil Pappachan Geevan; Guillermo Pardo; Elena Pérez-Miñana; Rosa Manrique; Cuitlahuac Hernandez-Santiago; Ferdinando Villa (Environ. Model. Softw., 2015)