1. Nonlinear σ-model in a curved space, gauge equivalence, and exact solutions of (2+0)-dimensional integrable equations

   • E. Sh. Gutshabash
   • V. D. Lipovskii
   • S. S. Nikulichev

   OriginalPaper Pages: 619 - 638

2. First integrals of generalized Toda chains

   • V. É. Adler
   • A. B. Shabat

   OriginalPaper Pages: 639 - 646

3. Using singular classical solutions for calculating multiparticle cross sections in field theory

   • F. L. Bezrukov

   OriginalPaper Pages: 647 - 657

4. Space-time locality in theSp(2)-symmetric Lagrangian formalism

   • I. V. Tyutin
   • Sh. S. Shakhverdiev

   OriginalPaper Pages: 658 - 669

5. Free energy of the two-dimensionalU(n)-gauge field theory on the sphere

   • A. B. de Monvel
   • M. V. Shcherbina

   OriginalPaper Pages: 670 - 679

6. Instanton contributions to theR-symmetry anomaly

   • P. I. Pronin
   • K. V. Stepanyantz

   OriginalPaper Pages: 680 - 686

7. Exact solutions of the nonstationary Schrödinger equation

   • E. P. Velicheva
   • A. A. Suz'ko

   OriginalPaper Pages: 687 - 693

8. Superconductivity in the Fröhlich two-dimensional model with an arbitrary carrier concentration

   • V. M. Loktev
   • V. M. Turkovsky
   • S. G. Sharapov

   OriginalPaper Pages: 694 - 706

9. Vapor-liquid phase transition: The Van Der Waals model

   • Yu. L. Klimontovich

   OriginalPaper Pages: 707 - 722

10. Singlet-triplet fermion coupling theory

    • A. I. Akhiezer
    • A. A. Isaev
    • A. A. Yatsenko

    OriginalPaper Pages: 723 - 736

11. Diophantine equations related to quasicrystals: A note

    • E. Pelantová
    • A. M. Perelomov

    OriginalPaper Pages: 737 - 738