1. , and , Polumetally i uzkozonnye poluprov., Kishinev 1979 (p. 158).
2. , and , Mater. V. Vsesoyuzn. simpoz. Poluprov. s uzkoi zapr. zonoi i polumetally, II, Lvov 1980 (p. 148).
3. Free Carrier Absorption in CdSxSe1−x Single Crystals
4. , and , see [2], II (p. 184)