1. [2] B. Bollobas, Random Graphs. Acad. Press, 1985.
2. [4] Fan R.K. Chung, Spectral Graph Theory. AMS, 1997.
3. [5] D.M. Cvetkovi’c, M. Doob, and H. Sachs, Spectra of Graphs. Acad. Press, 1980.
4. Quantum percolation and the Anderson transition in dilute systems