Crystal Chemistry, Thermal and Radiation-Induced Conversions and Indicatory Significance of S-Bearing Groups in Balliranoite oleh Nikita V. Chukanov, Anatoly N. Sapozhnikov, Roman Yu. Shendrik, Natalia V. Zubkova, Marina F. Vigasina, Nadezhda V. Potekhina, Dmitry A. Ksenofontov, Igor V. Pekov