1. The enumeration of normal 2-homeohedral tilings

   • Branko Grünbaum
   • H. -D. Löckenhoff
   • Á. H. Temesvári

   OriginalPaper Pages: 109 - 174

2. Recognizing Dirichlet tessellations

   • Peter F. Ash
   • Ethan D. Bolker

   OriginalPaper Pages: 175 - 206

3. Necessary conditions for additive loops of finite projective planes

   • Jürgen Bierbrauer

   OriginalPaper Pages: 207 - 216

4. An Upper-Bound theorem for families of convex sets

   • Jürgen Eckhoff

   OriginalPaper Pages: 217 - 227