Title: Biblio RTF Export
Author: Biblio 7.x

K.  Sun et al., ?Over 9% Efficient Kesterite Cu _2               ZnSnS _4               Solar Cell Fabricated by Using Zn _1-   _x                Cd  _x                S Buffer Layer?, Advanced Energy Materials, vol. 6, no. 12, p. 1600046, 2016.

M. A.  Green and Keevers, M. J., ?Optical properties of intrinsic silicon at 300 K?, Progress in Photovoltaics: Research and Applications, vol. 3, pp. 189 - 192, 1995.