Silva-Laya, S. J., Pérez-Martínez, S. and Álvarez-Del-Castillo, J. (2018) “Agroecological sustainability assessment of two production systems with an emphasis on vegetables in Venezuela”, Revista Colombiana de Ciencias Hortícolas, 12(3), pp. 632–645. doi: 10.17584/rcch.2018v12i3.7881.