Zhang, Wei-Ming, Shao-Song Qian, and Zhonglu You. “Synthesis, Characterization and Crystal Structures of N,N’-bis(5-Fluoro-2-Hydroxybenzylidene)-Ethylenediamine and 4,4’-Difluoro-2,2’-[(hydrazine-1,2-diylidene)bis(methanylylidene)]diphenol”. Asian Journal of Chemistry 26, no. 22 (November 6, 2014): 7843–7845. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_24_80.