1. Level one representations of the twisted affine algebrasa _n ⁽²⁾ andd _n ⁽²⁾

   • Fons Ten Kroode
   • Johan Van de Leur

   OriginalPaper Pages: 153 - 224

2. Functionals defined by the maximum of a Lagrangian and their applications to ordinary differential equations

   • M. D. Bronstein

   OriginalPaper Pages: 225 - 267

3. Convergence to equilibrium of critical branching particle systems and superprocesses, and related nonlinear partial differential equations

   • Luis G. Gorostiza
   • Anton Wakolbinger

   OriginalPaper Pages: 269 - 291

4. Book reviews

   • V. V. Trofimov
   • M. Engliš

   BookReview Pages: 293 - 304