References

[1] M. B. Hindmarsh and T. W. B. Kibble, Cosmic Strings, hep-ph/9411342, Rept. Prog. Phys. 58:477-562, 1995
[2] A. Vilenkin and E.P.S Shellard, Cosmic Strings and Other Topological Defects, Cambridge University Press, UK, 1985
[3] E. Jeong and G. F. Smoot, Search for Cosmic Strings in CMB Anisotropies, astro-ph/0406432, ApJ. 624:21-27, 2005
[4] J. Polchinski, Introduction to F- and D-Strings, hep-th/0412244, 2004
[5] http://lambda.gsfc.nasa.gov/product/map
[6] http://healpix.jpl.nasa.gov/
[7] http://www.damtp.cam.ac.uk/user/gr/public/cs_evol.html