(1)
de Santana, H.; Vieira, K. E.; Zaia, C. T. B. V.; Zaia, D. A. M. Study of the Reaction Between Ammonium Thiocyanate and Fe (II) or Fe (III) Using Infrared Spectroscopy: An Experiment of Prebiotic Chemistry. Semin., Exact Tech. Scienc. 2010, 31, 15-21.