Poblete W., Hernán, and Aníbal Pinto S. “Advances on the Effect of Catalyst on the Cure Process of Ureaformaldehyde in Tepa Boards”. Bosque 14, no. 1 (June 30, 1993): 55–61. Accessed May 21, 2026. http://146.83.217.169/index.php/bosque/article/view/4603.