THE Tl₄PbTe₃-Tl₉GdTe₆-Tl₉BiTe₆ ISOPLETH SECTION OF THE Tl-Pb-Bi-Gd-Te SYSTEM

S.Z. Imamaliyeva, G.I. Alakbarzade, Z.E. Salimov, S.B. Izzatli, Ya.I. Jafarov, M.B. Babanly