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\bibitem{Berdiyorov_etal2016} {\textquotedblleft}\textit{Effect of crystal structure on the electronic transport properties of the organometallic perovskite CH$_{3}$NH$_{3}$PbI$_{3}$}{\textquotedblright}. Berdiyorov GR, Madjet ME, El-Mellouhi F, Peeters FM, Solar energy materials and solar cells
T2 -- 2nd International Renewable and Sustainable Energy Conference (IRSEC), OCT 17-19, 2014, Ouarzazate, MOROCCO \textbf{148}, 60 (2016).   http://doi.org/10.1016/j.solmat.2015.09.006

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