1. Optimal strategies in immunology III. The IgM-IgG switch

   • Alan S. Perelson
   • Byron Goldstein
   • Sol Rocklin

   ReviewPaper Pages: 209 - 256

2. Phototactic attraction in light trap experiments: A mathematical model

   • Uhland Burkart
   • Donat -P. Häder

   OriginalPaper Pages: 257 - 269

3. Periodic solutions of an epidemic model

   • Gustaf Gripenberg

   OriginalPaper Pages: 271 - 280

4. Convergence to genetically uniform state in stepping stone models of population genetics

   • Morihiro Notohara
   • Tokuzo Shiga

   OriginalPaper Pages: 281 - 294

5. Asymptotic behaviour of solutions of the diffusive Lotka-Volterra equations

   • Toshiyuki Namba

   OriginalPaper Pages: 295 - 303

6. Inbreeding systems: Classification by a canonical form

   • Alan E. Stark

   OriginalPaper Pages: 305 - 305