Bravo Medina, C. A., Alemán Pérez, R. D., Freile Almeida, J. A., Reyes Morán, H. F., Andino Inmunda, M. W., Alba Rojas, J. L., Lazo Pérez, Y., & Marino Ibarra , E. (2019). Evaluation of the use of a biocarbon on the absorption of cadmium from the soil and the productivity of the cocoa crop (Theobroma cacao L.) in the Ecuadorian Amazon. Iberoamerican Environment & Sustainability Journal, 2(1), 6-15. https://doi.org/10.46380/rias.v2i1.33