1. see e.g. the book series Physics and Chemistry of Materials with Low-Dimensional Structures, edited by F. Levy, Vol. 1 (1977) — 8 (D. Reidel, Dordrecht), Vol. 9 — 16 (1992) (Kluwer, Dordrecht).
2. J.A. Wilson, and A.D. Yoffe, Adv. Phys.
18, 193 (1969).
3. R. H. Friendt, and A.D. Yoffe, Adv. Phys.
36, 2 (1987).
4. W. Jaegermann, and H. Tributsch, Progr. Surf. Sci.
29, 1 (1988).
5. C.W.R. Rao, and K.D.R. Pisharody, Prog. Solid State Chem.
10, 207 (1976).