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机译:
Bowdoin Coll, Dept Phys, Brunswick, ME 04011 USA;
UNESP Univ Estadual Paulista, Inst Fis Teor, BR-01140070 Sao Paulo, Brazil;
Brandeis Univ, Martin Fisher Sch Phys, Theoret Phys Grp, Waltham, MA 02454 USA;
Supersymmetric gauge theory; Scattering Amplitudes; Models of Quantum Gravity; 1/N Expansion;