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\bibitem{Rumyantseva_etal2017} {\textquotedblleft}\textit{p -CoO x / n -SnO 2  nanostructures: New highly selective materials for H 2 S detection}{\textquotedblright}. Rumyantseva MN, Vladimirova SA, Vorobyeva NA, Giebelhaus I, Mathur S, Chizhov AS, Khmelevsky NO, Aksenenko AY, Kozlovsky VF, Karakulina OM, Hadermann J, Abakumov AM, Gaskov AM, Sensors and actuators : B : chemical  (2017).   http://doi.org/10.1016/j.snb.2017.08.096

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