Cuesta, L., Andrade Cuvi, M.J., Moreno Guerrero, C. and Concellón, A. 2013. Antioxidant compounds content in red-purple tree tomato grown at different altitudes (m.a.s.l.). Enfoque UTE. 4, 1 (Jun. 2013), pp. 32 - 49. DOI:https://doi.org/10.29019/enfoqueute.v4n1.23.