1. “Catalytic impact of RuOx clusters to high ammonia sensitivity of tin dioxide”. Marikutsa A, Krivetskiy V, Yashina L, Rumyantseva M, Konstantinova E, Ponzoni A, Comini E, Abakumov A, Gaskov A, Sensors and actuators : B : chemicalT2 – 25th Eurosensors Conference, SEP 04-07, 2011, Athens, GREECE 175, 186 (2012).   http://doi.org/10.1016/j.snb.2012.03.003