REFERENCES

1. Abell, G. O. 1958, Ap. J. Suppl., 3, 211.
2. Bahcall, N. A. 1988, Annual Reviews of Astronomy and Astrophysics, 26, 631.
3. Bahcall, N. A. and Soneira, R. M. 1983, Ap. J., 270, 20.
4. Blumenthal, G. R., Dekel, A. and Primack, J. R. 1988, Ap. J., 326, 539.
5. Brandenberger, R. H., Perivolaropoulos, L. and Stebbins, A. 1989, Brown University, preprint PUB-701.
6. Dekel, A., Blumenthal, G. R., Primack, J. R. and Oliver, S. 1989, Ap. J., 338, L5.
7. Dressler, A. and Gunn, J. E. 1988, in Large-Scale Structures of the Universe, eds. J. Audouze et al. (Dordrecht: Kluwer).
8. Efstathiou, G. and Rees, M. 1988, M.N.R.A.S., 230, 5P.
9. Frenk, C. S., White, S. D. M., Efstathiou, G. and Davis, M. 1989, preprint.
10. Fry, J. N. and Peebles, P. J. E. 1980, Ap. J., 238, 785.
11. Grossman, S. A. and Narayan, R. 1989, Seward observatory preprint 865.
12. Hammer, F. and Rigaut, F. 1989, Astron and Astrophys., in press.
13. Hauser, M. G. and Peebles, P. J. E. 1973, Ap. J., 185, 757.
14. Hughes, J. P. 1989, Ap. J., 337, 21.
15. Jones, C. and Foreman, W. 1984, Ap. J., 276, 38.
16. Kaiser, N. 1988, M.N.R.A.S., 231, 149.
17. Kaiser, N. 1989, in Large-Scale Motions in the Universe, eds. V. C. Rubin and G. V. Coyne (Princeton: Princeton University Press).
18. Kaiser, N. and Davis, M. 1985, Ap. J., 297, 365.
19. Lahav, O., Edge, A. C., Fabian, A. C. and Putney, A. 1989, preprint.
20. Lilje, P. B. and Efstathiou, G. 1988, M.N.R.A.S., 231, 635.
21. Mushotzky, R. F. 1984, Physica Scripta, T7, 157.
22. Ortolan, A., Lucchin, F. and Matarrese, S. 1988, Phys. Rev., 38, 465.
23. Peebles, P. J. E. 1984, in Clusters and Groups of Galaxies, eds. F. Mardirossian et al. (Dordrecht: Reidel), p. 495.
24. Peebles, P. J. E. 1983, Ap. J., 274, 1.
25. Peebles, P. J. E. 1987, Nature, 327, 210.
26. Peebles, P. J. E. 1989, in Large Scale Structure and Motions in the Universe, eds. M. Mezzetti et al. (Dordrecht: Kluwer), p. 119.
27. Peebles, P. J. E., Daly, R. A. and Juszkiewicz, R. 1989, Ap. J., in press.
28. Postman, M. 1989, private communication.
29. Seldner, M. and Peebles, P. J. E. 1977, Ap. J., 215, 703.
30. Shandarin, S. F. and Zel'dovich, Ya. B. 1989, Rev. Mod. Phys., 61, 185.
31. Struble, M. F. and Rood, H. J. 1987, Ap. J. Suppl., 63, 543.
32. Sutherland, W. 1988, M.N.R.A.S., 234, 159.
33. Suto, Y., Kodama, H. and Sato, K. 1987, in Dark Matter in the Universe, eds. J. Kormendy and G. Knapp (Reidel: Dordrecht) p. 497.
34. Tully, R. B. 1989, private communication.
35. Turok, N. 1985, Phys. Rev. Lett., 42, 407.
36. Weinberg, D. H., Ostriker, J.P. and Dekel, A., 1989, Ap. J., 336, 9.
37. West, M. J. and Richstone, D. O. 1988, Ap. J., 335, 532.
38. White, S. D. M., Davis, M., Efstathiou, G. and Frenk, C. S. 1987, Nature, 330, 451.
39. White, S. D. M., Tully, R. B. and Davis, M. 1988, Ap. J., 333, L45.
40. Zurek, W. H. 1988, Ap. J., 324, 19.