Abril, R., T. Ruiz, J. Alonso, and G. Cabrera. “Propagation and Initial Growth of Brugmansia Suaveolens, Species With Ethnoveterinary Uses in the Amazon Region of Ecuador”. Cuban Journal of Agricultural Science, vol. 51, no. 3, Feb. 2018, https://cjascience.com/index.php/CJAS/article/view/757.