1. C.G. Granqvist, Sol. Energy Mater. Sol. Cells 91, 1529–1598 (2007)
2. J.K. Rath, Y. Liu, M.M. de Jong, J. de Wild, J.A. Schuttauf, M. Brinza, R.E.I. Schropp, Thin Solid Films 518, e129–e135 (2010)
3. I. Bedja, Hindawi Publishing Corporation, Adv. Opto Electron. 5, 9151 (2011)
4. O Malik, F Javier De la Hidalga-W, National Institute for Astrophysics, Optics and Electronics (INAOE) Mexico, Source: Solar Energy, ed. by D Radu. Rugescu, INTECH, Croatia, 432 (2010)
5. A. Derbal, S. Omeiri, A. Bouguelia, M. Trari, Int. J. Hydrog. Energy 33, 4274 (2008)