Rangel, Jaime, EspinosaJosé A., de Pablos-HerederoCarmen, José Rivas, José Perea, Elena Angón, and García-MartínezAntón. 2017. “Is the Increase of Scale in the Tropics a Pathway to Smallholders? Dimension and Ecological Zone Effect on the Mixed Crop-Livestock Farms”. Spanish Journal of Agricultural Research 15 (2), e0109. https://doi.org/10.5424/sjar/2017152-9561.