AUTONOMY IN THE RUSSIAN FEDERATION: THEORY AND PRACTICE ArticleKartashkin V.A., Abashidze A.Kh.International Journal on Minority and Group Rights. Vol. 10. 2003. P.. 203-220
SUPERCONDUCTIVITY IN HIGH-PRESSURE SIH4 ArticleYao Y., Tse J.S., Tanaka K., Ma Y.EPL. Vol. 78. 2007. 37003 p..