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\bibitem{Yu_etal2016} {\textquotedblleft}\textit{Probing the electrochemical behavior of \{111\} and \{110\} faceted hollow Cu$_{2}$O microspheres for lithium storage}{\textquotedblright}. Yu W-B, Hu Z-Y, Yi M, Huang S-Z, Chen D-S, Jin J, Li Y, Van Tendeloo G, Su B-L, RSC advances \textbf{6}, 97129 (2016).   http://doi.org/10.1039/C6RA21026K

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