Gu, X., K. Cheng, M. He, Y. Shi, and Z. Li. “La-Modified Sba-15/H2o2 Systems for the Microwave Assisted Oxidation of Organosolv Beech Wood Lignin”. Maderas. Ciencia Y Tecnología, vol. 14, no. 1, Dec. 2014, pp. 31-42, https://revistas.ubiobio.cl/index.php/MCT/article/view/1368.