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\bibitem{Anaf_etal2013} {\textquotedblleft}\textit{Formation of metallic mercury during photodegradation/photodarkening of \alpha-HgS : electrochemical evidence}{\textquotedblright}. Anaf W, Janssens K, De Wael K, Angewandte Chemie: international edition in English \textbf{52}, 12568 (2013).   http://doi.org/10.1002/ANIE.201303977

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