H. Rai and B. Sharma, “Cobalt(II), Nickel(II) and Copper(II) Complexes with 2-Hydroxyimino-4,5-Diaza-3-phenyl-6-Amino-6-Mercapto-3-hexene”, ajc, vol. 7, no. 4, pp. 775–780, Mar. 2010.