V.  Madhu, Ekambaram, B., Shimon, L. J. W., Diskin, Y., Leitus, G., and Neumann, R., ?Structural diversity in manganese, iron and cobalt complexes of the ditopic 1,2- bis(2,2?-bipyridyl-6-yl)ethyne ligand and observation of epoxidation and catalase activity of manganese compounds?, Royal Society of Chemistry, vol. 39, no. 31, pp. 7266-7275, 2010.

T.  Zell, Langer, R., Iron, M. A., Konstantinovski, L., Shimon, L. J. W., Diskin-Posner, Y., Leitus, G., Balaraman, E., Ben-David, Y., and Milstein, D., ?Synthesis, structures, and dearomatization by deprotonation of iron complexes featuring bipyridine-based PNN pincer ligands?, Inorganic Chemistry, vol. 52, no. 16, pp. 9636?9649, 2013.