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