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\bibitem{Marikutsa_etal2012} {\textquotedblleft}\textit{Catalytic impact of RuOx clusters to high ammonia sensitivity of tin dioxide}{\textquotedblright}. Marikutsa A, Krivetskiy V, Yashina L, Rumyantseva M, Konstantinova E, Ponzoni A, Comini E, Abakumov A, Gaskov A, Sensors and actuators : B : chemical
T2 -- 25th Eurosensors Conference, SEP 04-07, 2011, Athens, GREECE \textbf{175}, 186 (2012).   http://doi.org/10.1016/j.snb.2012.03.003

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