1. Indefinite Affine Umbilical Surfaces in \(R^4 \)

   • L. Verstraelen
   • L. Vrancken
   • P. Witowicz

   OriginalPaper Pages: 109 - 119

2. Blocking Sets of Type (1, k) in a Finite Projective Plane

   • Mauro Biliotti
   • Eliana Francot

   OriginalPaper Pages: 121 - 141

3. Manifolds of Maps in Riemannian Foliations

   • E. Macias-Virgós
   • E. Sanmartín Carbón

   OriginalPaper Pages: 143 - 156

4. On d-Dimensional Dual Hyperovals

   • Alberto Del Fra

   OriginalPaper Pages: 157 - 178

5. Compact Ovoids in Quadrangles II: the Classical Quadrangles

   • Linus Kramer

   OriginalPaper Pages: 179 - 188

6. Duality for Curves in Affine Plane Geometry

   • Jan Dymara

   OriginalPaper Pages: 189 - 204

7. Curvature vs. Almost Hermitian Structures

   • Luis Hernández-lamoneda

   OriginalPaper Pages: 205 - 218

8. Théorème de Motzkin en courbure négative

   • Stéphane Grognet

   OriginalPaper Pages: 219 - 227