1. Degree theory and BMO; part I: Compact manifolds without boundaries

   • H. Brezis
   • L. Nirenberg

   OriginalPaper Pages: 197 - 263

2. Hyperbolic exterior differential systems and their conservation laws, part II

   • R. Bryant
   • P. Griffiths
   • L. Hsu

   OriginalPaper Pages: 265 - 323

3. Homological geometry I. Projective hypersurfaces

   • A. B. Givental

   OriginalPaper Pages: 325 - 345

4. Superstrings and manifolds of exceptional holonomy

   • S. L. Shatashvili
   • C. Vafa

   OriginalPaper Pages: 347 - 381

5. OnS-duality in Abelian gauge theory

   • E. Witten

   OriginalPaper Pages: 383 - 410