Memorie della Societa Astronomica Italiana, Vol. 70, N. 3 - 4, p. 809 - 823
Femenia, B.; Rebolo, R.
The authors review recent results on the anisotropy of the cosmic microwave background and on primordial abundances of light-elements. These two key fields of observational cosmology provide very valuable constraints on the standard Big Bang model and on several of the most crucial cosmological parameters.