1. Erdös P. and Turan P., “On some problems of statistical group theory. I,” Z. Wahrscheinlichkeitstheorie Werw. Geb., 4, 175–186 (1965).
2. Dixon J., “The probability of generating the symmetric group,” Math. Z., Bd 110, Heft 3, 199–205 (1969).
3. MSRI Publ.;M Gromov,1987
4. Gromov M., “Asymptotic invariants of infinite groups,” in: Geometric Group Theory (Sussex, 1991). Vol. 2, Cambridge Univ. Press, Cambridge, 1993, pp. 1–295 (London Math. Soc. Lect. Notes Ser.; V. 182).
5. Gromov M., “Random walks in random groups,” Geom. Funct. Anal., 13, 73–146 (2003).