Aguila, Gonzalo, Daniela Salinas, Romel Jiménez, Sichem Guerrero, and Paulo Araya. “ZrO2-SUPPORTED ALKALI METAL (Li, Na, K) CATALYSTS FOR BIODIESEL PRODUCTION”. Journal of the Chilean Chemical Society 61, no. 4 (December 10, 2016). Accessed May 2, 2024. https://www.jcchems.com/index.php/JCCHEMS/article/view/118.