D.  Avellaneda, Nair, M. T. S., and Nair, P. K., ?Polymorphic Tin Sulfide Thin Films of Zinc Blende and Orthorhombic Structures by Chemical Deposition?, Journal of The Electrochemical Society, vol. 155, no. 7, p. D517, 2008.

P. K.  Nair, Nair, M. T. S., Pathirana, H. M. K. K., Zingaro, R. A., and Meyers, E. A., ?Structure and Composition of Chemically Deposited Thin Films of Bismuth Sulfide and Copper Sulfide Effect on Optical and Electrical Properties?, Journal of The Electrochemical Society, vol. 140, pp. 754?759, 1993.