1. A.G. Riess et al. (Supernova Search Team), Astron. J. 116, 1009 (1998)
2. S. Perlmutter et al. (Supernova Cosmology Project), Phys. Rev. Lett. 83, 670 (1999)
3. D.H. Weinberg et al., Phys. Rep. 530, 87 (2013)
4. C.L. Bennett et al. (WMAP Collaboration), Astrophys. J. Suppl. Ser. 208, 20 (2013)
5. P. Ade et al. (Planck Collaboration), Astron. Astrophys. 571, A16 (2014)