E. N. Chygorin, V. N. Kokozay, I. V. Omelchenko, and J. A. Rusanova, “Direct synthesis and crystal structure of a novel tetranuclear Co2IIIFe2III Schiff base complex”, Eur. J. Chem., vol. 11, no. 3, pp. 250–254, Sep. 2020.