AUTONOMY IN THE RUSSIAN FEDERATION: THEORY AND PRACTICE СтатьяKartashkin V.A., Abashidze A.Kh.International Journal on Minority and Group Rights. Том 10. 2003. С. 203-220
REACTION OF YTTERBIUM DIIODIDE WITH SODIUM AND CESIUM IODIDES СтатьяMOLODKIN A.K., KARAGODINA A.M., DUDAREVA A.G., KROKHIN V.A.ЖУРНАЛ НЕОРГАНИЧЕСКОЙ ХИМИИ. Том 28. 1983. С. 2985-2986