1. In honour of Prof. Ján Jakubík on the occasion of his 80th birthday

   • Anatolij Dvurečenskij

   Editorial Pages: 439 - 439

2. Preface of the Guest Editors

   • Ferdinand Chovanec
   • Anatolij Dvurečenskij

   Foreword Pages: 440 - 440

3. Blocks of pseudo-effect algebras with the Riesz interpolation property

   • A. Dvurečenskij

   Focus Pages: 441 - 445

4. Tensor products of MV-algebras

   • P. Flondor
   • I. Leustean

   Focus Pages: 446 - 457

5. Non-commutative fuzzy Galois connections

   • G. Georgescu
   • A. Popescu

   Focus Pages: 458 - 467

6. Torsion classes of MV-algebras

   • J. Jakubík

   Focus Pages: 468 - 471

7. The addition to the ergodic theorem on probability MV-algebras with product

   • M. Jurečková

   Focus Pages: 472 - 475

8. Extensions of MV-algebras

   • S. Pulmannová

   Focus Pages: 476 - 481

9. Compactness in MV-algebras and in their non-commutative generalizations

   • J. Rachůnek

   Focus Pages: 482 - 485

10. An entropy construction inspired by fuzzy sets

    • B. Riečan

    Focus Pages: 486 - 488

11. Soft Computing

    • Dr. Thanos Vasilakos
    • Dr. Marco Painho

    Announcement Pages: 489 - 489