Reza Kiasat, A., Kazemi, F. and Fallah Mehrjardi, M. (2010) “Protection of Carbonyl Groups as 2,4-Dinitro-phenylhydrazone Catalyzed by Silica Sulfuric Acid”, Asian Journal of Chemistry, 18(2), pp. 969–972. Available at: https://asianpubs.org/index.php/ajchem/article/view/21069 (Accessed: 29 November 2024).