1. Green, M.A. The path to 25% silicon solar cell efficiency: History of silicon cell evolution. Progress in Photovoltaics: Research and Applications, 17(3), 2009, p. 183-189.
5. Sun, S-S., Sariciftci, N.S. Organic Photovoltaics: Mechanisms, Materials, and Devices (Optical Science and Engineering), CRC Press, Taylor and Francis Group, 2005
7. Peumans, P., Yakimov, A., Forrest, S.R. Small molecular weight organic thin-film photodetectors and solar cells, J. Appl. Phys. 93, 2003, p. 3693-3723.10.1063/1.1534621
9. Yeh, N., & Yeh, P. Organic solar cells: Their developments and potentials. Renewable and Sustainable Energy Reviews, 21, 2013, p. 421-431.10.1016/j.rser.2012.12.046
10. Krebs, F. C. Fabrication and processing of polymer solar cells: A review of printing and coating techniques, Solar Energy Materials and Solar Cells, 93(4), 2009, p. 394-412.10.1016/j.solmat.2008.10.004
11. Xue, J., Uchida, S., Rand, B. P., & Forrest, S. R. Asymmetric tandem organic photovoltaic cells with hybrid planar-mixed molecular heterojunctions. Applied Physics Letters, 85(23), 2004, p. 5757-5759.10.1063/1.1829776
12. Jin, Y. K., Lee, K., Coates, N. E., Moses, D., Nguyen, T. , Dante, M., & Heeger, A.J. Efficient tandem polymer solar cells fabricated by allsolution processing. Science, 317(5835), 2007, p. 222-225.
15. Indrikova, M., Latvels, J., Muzikante, I., Turovska, B. Photoelectrical properties and energetical structure of thin films of indandione derivatives, Material Science (Medžiagotyra), Vol. 17, No. 2., 2011, p. 125-131.10.5755/j01.ms.17.2.480
16. Grzibovskis, R., Latvels, J., Muzikante, I. Photoelectrical properties of thin films of DMABI derivatives, IOP Conf. Series: Materials Science and Engineering, Vol.23, 2011, 012021 doi:10.1088/1757-899X/23/1/01202110.1088/1757-899X/23/1/012021
18. Kaulach, I., Muzikante, I., Fonavs, E., Kalnacs, J., Shlihta, G., Plotniece, M., Tokmakov, A., Shipkovs, P. and Kampars, V. Magnetic field influence on photovoltaic effect of PMMA doped with dimethylaminobenzylidene 1,3 -indandione and fullerene C60 derivative Latvian Journal of Physics and Technical Sciences, 5, 2005, p.3-11.
19. Kaulach, I., Silinsh, E.A. Spectral Dependence of Magnetic Field Effect on Photoconductivity of Dimethhyl-aminobenzylidene1,3-indandione, Latvian Journal of Physics and Technical Sciences, 3, 1997, p. 3-10.
20. Jursenas, S., Gruodis, A., Kodis, G., Valkunas, L., Kaulach, I. and Silinsh, E.A. Optical properties of films built up by polar molecules, Proceedings SPIE 2968 24, 199710.1117/12.266840
21. Kampars, V. and Pastors, P. Determination of Solvents Characteristics by Comparison the 4-aza-2-(4’-N,N dimethylaminobenzylidene)-1,3- indandione and 2-(4’-N,N dimethylaminobenzylidene)-1,3-indandione Solvatochromy, Scientific Proceedings of Riga Technical University. Material Science and Applied Chemistry, 18, 2008
23. Rutkis, M., Vembris, A., Zauls, V., Tokmakovs, A., Fonavs, E., Jurgis, A., Kampars, V. Novel second-order nonlinear optical polymer materials containing indandione derivatives as cromophores, SPIE Proceedings, Organic optoelectronics and photonics, Eds. P.L.Heremans, M.Muccini, A.Meulenkamp, Vol, 6192, 61922Q, 200610.1117/12.661937
25. Qi, B. and Wang, J. Open-circuit voltage in organic solar cells, Journal of Materials Chemistry, vol. 22, no. 46, 2012, p. 24315.10.1039/c2jm33719c
26. Scharber, M.C., Mühlbacher, D., Koppe, M., Denk, P., Waldauf, C., a. Heeger, J., and Brabec, C.J. Design Rules for Donors in Bulk- Heterojunction Solar Cells-Towards 10% Energy-Conversion Efficiency, Advanced Materials, vol. 18, no. 6, 2006, p. 789-794. 10.1002/adma.200501717