A. M. Younes, “Preparation and Characterization of Homo and Heterobinuclear Complexes of Co+2, Ni+2, Cu+2, Zn+2, Cd+2 and Hg+2 with Tetramethylthiurammonosulfide”, BERJ, vol. 11, no. 1, pp. 641–647, Mar. 2012.