1. The two most algebraic K3 surfaces

   • È. B. Vinberg

   OriginalPaper Pages: 1 - 21

2. Semifree topological actions of finite groups on spheres

   • Douglas R. Anderson
   • Erik K. Pedersen

   OriginalPaper Pages: 23 - 44

3. On enriques surfaces in characteristicp. I

   • William E. Lang

   OriginalPaper Pages: 45 - 65

4. Order structures, traces and weights on Morita equivalentC ^*-algebras

   • François Combes
   • Heinrich Zettl

   OriginalPaper Pages: 67 - 81

5. Some examples of Weber-Hecke ring class field theory

   • Harvey Cohn

   OriginalPaper Pages: 83 - 100

6. Surfaces réglées non compactes et groupes discrets

   • José Bertin

   OriginalPaper Pages: 101 - 112

7. Ein optimaler Satz über offene Abbildungen

   • N. Adasch

   BriefCommunication Pages: 113 - 114

8. On the genus of varieties of condimension 2 in projective space

   • Miguel González
   • Ignacio Sols

   BriefCommunication Pages: 115 - 117

9. On integrality of certain algebraic numbers associated with modular forms

   • Shin-ichiro Mizumoto

   OriginalPaper Pages: 119 - 135