[2] M. A. Green, A. Ho-Baillie, H. J. Snaith, The emergence of perovskite solar cells, Nat. Photonics 2014, 8, 506-514.
    [3] G. Hashmi, K. Miettunen, T. Peltola, J. Halme, I. Asghar, K. Aitola, M. Toivola, P. Lund, Ren. Sust. Energy Rev., 2011, 15, 3717-3732.
    [4] H. Zhou, Q. Chen, G. Li, S. Luo, T.-B. Song, H.-S. Duan, Z. Hong, J. You, Y. Liu, Y. Yang, Interface engineering of highly efficient perovskite solar cells, Science, 2014, 345, 542.
    [5] T. M. Schmidt, T. T. Larsen-Olsen, J. E. Carlé, Dechan Angm, Frederik C. Krebs, Upscaling of Perovskite Solar Cells: Fully Ambient Roll Processing of Flexible Perovskite Solar Cells with Printed Back Electrodes, Adv. Energy Mater. 2015, 5, 15005649.
    [6] Boix, P. P., K. Nonomura, N. Mathews, and S. G. Mhaisalkar. 2014. “Current progress and future perspectives for organic/inorganic perovskite solar cells.” Materials Today no. 17 (1):16-23.
    [7] Burschka, J. et al. Sequential deposition as a route to high-performance perovskite-sensitized solar cells. Nature 499, 316-319 (2013).
    [8] M. Liu, M. B. Johnston, H. J. Snaith, Efficient planar heterojunction perovskite solar cells by vapour deposition, Nature, 2013, 501, 395-398.
    [9] T. Leijtens, G. E. Eperon, S. Pathak, A. Abate, M. M. Lee, and H. J. Snaith, Overcoming ultraviolet light instability of sensitized TiO2 with meso-superstructured organometal tri-halide perovskite solar cells,” Nat. Commun. 4, 2885 (2013).