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
MEBO2(ME-LI,NA,K)-(CH2)6N4-H2O SYSTEM AT 20DEGREESC СтатьяSKVORTSOV V.G., MOLODKIN A.K., PETROVA O.V.ЖУРНАЛ НЕОРГАНИЧЕСКОЙ ХИМИИ. Том 22. 1977. С. 2288-2290