1. V. B. Lazarev, S. I. Berul’, and A. V. Salov, Ternary Compound Semiconductors in A I-B V-C VI Systems (Nauka, Moscow, 1982) [in Russian].
2. M. B. Babanly, Yu. A. Yusibov, and V. T. Abishev, Three-Component Copper and Silver Chalcogenides (Izd-vo BGU, Baku, 1993) [in Russian].
3. M. B. Babanly, Z. Mokhtasebzade, and I. I. Aliev, Azerb. Khim. Zh., No. 4, 175 (2007).
4. N. B. Babanly, Z. Mokhtasebzade, I. I. Aliev, and M. B. Babanly, Dokl. Nat. Akad. Nauk Azerb. 63(1), 41 (2007).
5. Binary and Multinary Systems of Copper. Handbook, Ed. by N. Kh. Abrikosov (Nauka, Moscow, 1979) [in Russian].