Valverde, J., D. Arias-Aguilar, E. Montero-Zeledón, and D. Gutierrez-Fallas. “Fluorescence, Reflectance, and Physiological Response to Water Stress in Gmelina Arborea Roxb Seedlings”. Uniciencia, Vol. 35, no. 1, Jan. 2021, pp. 320-34, doi:10.15359/ru.35-1.20.