SnO2 thin films used as ammonia sensing layers at room temperatureA. Gaddari, M. Amjoud, F. Berger, J.B. Sanchez, M. Lahcini, B. Rhouta, D. Mezzane and C. MavonMATEC Web of Conferences, 5 (2013) 04010DOI: https://doi.org/10.1051/matecconf/20130504010