Yu , Shuaiqin, Xiangfeng Jia, Lihua Dong, and Yansheng Yin. “Structures and Magnetic Properties of Al-Doped Fen (n = 2-7) Clusters: A DFT Study”. Asian Journal of Chemistry 22, no. 9 (July 9, 2010): 7075–7082. Accessed July 4, 2024. https://asianpubs.org/index.php/ajchem/article/view/11950.