1. Relation between nonlinear models and gauge ambiguities

   • A. P. Balachandran
   • R. Ramachandran
   • B. S. Skagerstam

   OriginalPaper Pages: 79 - 86

2. Bäcklund transformations in four-dimensional space-time

   • K. M. Case

   OriginalPaper Pages: 87 - 92

3. Quantum generalizations of Bell's inequality

   • B. S. Cirel'son

   OriginalPaper Pages: 93 - 100

4. The generalized Fényes-Nelson model for free scalar field theory

   • Mark Davidson

   OriginalPaper Pages: 101 - 106

5. Group actions on principal bundles and dimensional reduction

   • J. Harnad
   • S. Shnider
   • J. Tafel

   OriginalPaper Pages: 107 - 113

6. Relativistic string model in differential form

   • K. Kamimura

   OriginalPaper Pages: 115 - 122

7. The Boltzmann equation: Continuity of the solution with respect to initial data

   • R. Semenzato

   OriginalPaper Pages: 123 - 130

8. A class of exact solutions for doubly anharmonic oscillators

   • Virendra Singh
   • Anita Rampal
   • K. Datta

   OriginalPaper Pages: 131 - 134

9. Mass relations for two-dimensional classical configurations

   • P. Tataru-Mihai

   OriginalPaper Pages: 135 - 142

10. Schrödinger's variational method of quantization revisited

    • Kunio Yasue

    OriginalPaper Pages: 143 - 146