THE CHEMICAL COMPOSITION OF MAGMA (MELT INCLUSION) FROM MELILITE-BEARING NEPHELINITE OF THE BELAYA ZIMA CARBONATITE COMPLEX (EASTERN SAYAN) ArticleAndreeva I.A., Kovalenko V.I., Kononkova N.N.Doklady Akademii Nauk. Том 394. 2004. С. 518-522
