Gu, S., Wang, S., Yu, Y., & Guo, J. (2010). Optical Properties of Inorganic-Organic Hybrid Silica Gel Glasses Doped with Copper Phthalocyanine. Asian Journal of Chemistry, 23(3), 1241–1243. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/16054