Zhang, Yanhui, et al. “Synthesis, Crystal Structure and Antioxidation Study of Cadmium(II) Complex With bis(N-Methylbenzimidazol-2-ylmethyl)aniline”. Asian Journal of Chemistry, vol. 26, no. 22, Nov. 2014, pp. 7523-6, doi:10.14233/ajchem.2014.16654.