00565nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001600084100001600100245013200116260004800248300001500296650004100311650001900352700002400371IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-39153-9  cIIA Library  a524.83bVIL  aVilenkin, A 0aCosmic strings and other topological defectscA.Vilenkin and E. P. S. Schellard                                                  aCambridgebCambridge University Pressc1994  axix, 517p.  aAstronomy and astrophysics thesaurus  aCosmic strings  aSchellard, E. P. S.