Литовченко, А.С., Ю.С. Полькова, В.В. Сьомка, and О.Я. Кузнєцова. 2005. “The Influence of Gamma-Radiation on the Form of Electronic Spin Resonance-Line of F-Centers in Halite”. Proceedings of National Aviation University 26 (4):168-70. https://doi.org/10.18372/2306-1472.26.1260.