Bi, Wen-Jie, and Hua-Ze Dong. “Synthesis and Crystal Structure of Nickel(II) Complex: [Ni(phen)2(N3)2]”. Asian Journal of Chemistry 26, no. 13 (June 26, 2014): 4007–4008. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_14_55.