00464nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001700084100001900101245009900120260003900219300001300258650001600271650001900287IN-BaIIA211028s9999    xx            000 0 eng d  a0-7167-1153-2  cIIA Library  a524.882bKAU  aKaufmann, W. J 0aBlack holes and warped spacetimecW. J. Kaufmann                                                aSan FranciscobW. H. Freemanc1979  ax, 221p.  aBlack holes  aNASA thesaurus