Prehn, Doris, Carolina Serrano, Carmen Gloria Berrios, and Patricio Arce Johnson. “Micropropagation of Quillaja Saponaria Mol. Starting from Seed”. Bosque 24, no. 2 (August 29, 2003): 3–12. Accessed April 27, 2026. http://146.83.217.169/index.php/bosque/article/view/5534.