Boltnev, R.; Gumenchuk, G.; Ponomaryov, A.; Savchenko, E.; Uyutnov, S.; Khyzhniy, I.; Lee, D.; Khmelenko, V.; Pelmenev, A.; Krushinskaya, I.; Bykhalo, I.; Bondybey, V. Comparative Study of Thermostimulated Luminescence and Electron Emission of Nitrogen Nanoclusters and Films. Fiz. Nizk. Temp. 2013, 39, 580-585.