Zambrano, L. A. D. L. C., G. Y. M. Espinoza, S. L. M. Meza, and V. D. P. Mendoza. “The Properties of Tagua Bark (brutelephas Aequatoriales Spruce) for Producing Traditional Salprieta”. International Journal of Life Sciences, vol. 4, no. 1, Feb. 2020, pp. 58-65, doi:10.29332/ijls.v4n1.393.