00510nam a2200169Ia 450000100060000000800410000602000180004704000130006508200190007810000170009724500730011426000530018730000110024054600070025165000620025870000200032028580140415s9999    xx            000 0 und d  a0-521-35462-5  cPK-LaUMT  a 539.721bSUP-  aJulian Brown  aSuperstringsba theory of everything?cJulian Brown<>P. C. W. Davies  aNew York,USA:bCambridge University Press,c1988  a234 p.  aEN  aElementary particles. Interactions. Superstring. Theories  aP. C. W. Davies