1. The structure of the Universe,1988
2. A case against baryons in galactic halos
3. See e.g. M.J. Rees, in: Cosmology, astronomy and fundamental physics, Proc. Second ESO-CERN Symp., eds. G. Setti and L. Van Hove, p. 227, and references therein.
4. See e.g. J. Primack, in: Cosmology, astronomy and fundamental physics, Proc. Second ESO-CERN Symp., eds. G. Setti and L. Van Hove, p. 193, and references therein.