REFERENCES

1. Auriemma, C., Perola, G., Ekers, R., Fanti, R., Lari, C., Jaffe, W. and Ulrich, M. 1977, Astr. Ap., 57, 41.
2. Beck, R. and Golla, G. 1988, Astr. Ap., 191L, 9.
3. Bicay, M.D. and Giovanelli, R. 1987, Ap.J., 321, 645.
4. Binggeli, B. 1987, Nearly Normal Galaxies, ed. S.M. Faber (Springer-Verlag: Heidelberg), p. 195.
5. Condon, J.J. 1980, Ap.J., 242, 894.
6. Condon, J.J. 1984a, Ap.J., 287, 461.
7. Condon, J.J. 1984b, Ap.J., 284, 44.
8. Davis, P.J. 1964, Handbook of Mathematical Functions, ed. M. Abramowitz and I.A. Stegun, National Bureau of Standards, Applied Mathematics Series #55, p. 253.
9. de Jong, T., Klein, U., Wielebinski, R. and Wunderlich, E. 1985, Astr. Ap., 147, L6.
10. Dekel, A. and Silk, J. 1986, Ap.J., 303, 39.
11. de Vaucouleurs, G. and de Vaucouleurs, A. 1967, A.J., 72, 730.
12. Dressler, A. 1978, Ap.J., 223, 765.
13. Dressler, A. 1980, Ap.J., 236, 351.
14. Felten, J.E. 1977, A.J., 82, 861.
15. Gavazzi, G. and Jaffee, W. 1986, Ap.J., 310, 53.
16. Giovanelli, R. and Haynes, M.P. 1985, Ap.J., 292, 404.
17. Hacking, P., Condon, J.J. and Houck, J. 1987, Ap.J. (Letters), 316, L15.
18. Hacking, P. and Houck, J. 1987, Ap.J. Suppl., 63, 311.
19. Helou, G., Soifer, B.T. and Rowan-Robinson, M. 1985, Ap.J. (Letters), 298, L7.
20. Hummel, E. 1981, Astr. Ap., 93, 93.
21. Hummel, E., Kotanyi, C.G. and Ekers, R.D. 1983, A. & A., 127, 205.
22. Hummel, E., Davies, R.D., Wolstencroft, R.D., van der Hulst, J.M. and Pedlar, A. 1988, Astr. Ap., 199, 91.
23. Lugger, P.M. 1986, Ap.J., 303, 535.
24. Merritt, D. 1985, Ap.J., 289, 18.
25. Oemler, A. Jr. 1974, Ap.J., 194, 1.
26. Press, W.H. and Schechter, P. 1974, Ap.J., 187, 425.
27. Sandage, A., Binggeli, B. and Tammann, G.A. 1985, A.J., 90, 1759.
28. Schechter, P. 1976, Ap.J., 203, 297.
29. Schechter, P. and Press, W.H. 1976, Ap.J., 203, 557.
30. von Hoerner, S. 1973, Ap.J., 186, 741.
31. Wunderlich, E. and Klein, U. 1988, Astr. Ap., 206, 47.