Politicheskie repressii na territorii Buri͡atii 1930-kh gg. , materialy respublikanskoĭ nauchno-prakticheskoĭ konferent͡sii "Pami͡ati zhertv politicheskikh repressiĭ 30-kh gg. XX veka" (2007 Ulan-Udė, Russia)