Wang, M. X., G. H. Yue, Y. D. Lin, X. Wen, D. Peng, and Z. R. Geng. “Synthesis, Optical Properties and Photovoltaic Application of the SnS Quasi-One-Dimensional Nanostructures”. Nano-Micro Letters, vol. 5, no. 1, Jan. 2013, pp. 1-6, doi:10.1007/BF03353724.