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\bibitem{Amini_etal2015} {\textquotedblleft}\textit{The role of the V$_{Zn}$-N$_{O}$-H complex in the p-type conductivity in ZnO}{\textquotedblright}. Amini MN, Saniz R, Lamoen D, Partoens B, Physical chemistry, chemical physics \textbf{17}, 5485 (2015).   http://doi.org/10.1039/c4cp05894a

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