1. Extensions hexaphiques des corps non commutatifs

   • Alfred Doneddu

   OriginalPaper Pages: 337 - 346

2. The theory of s-groups

   • Samuel T. Stern

   OriginalPaper Pages: 347 - 363

3. Weak unconditional Cauchy series

   • P. K. Kamthan
   • Manjul Gupta

   OriginalPaper Pages: 364 - 368

4. Connessioni sul fibrato principale dei riferimenti 2-osculatori di una varietà differenziabile

   • Anna Maria Pastore

   OriginalPaper Pages: 369 - 410

5. On a dual submanifold homomorphism

   • José Carlos de Souza Kiihl

   OriginalPaper Pages: 411 - 419

6. Arithmetical progressions formed from three different Euler pseudoprimes for the odd basea

   • A. Rotkiewicz

   OriginalPaper Pages: 420 - 426

7. Pure states in ordered locally convex Hausdorff spaces

   • P. Aiena
   • U. Oliveri

   OriginalPaper Pages: 427 - 434

8. On equilibrium in the presence of friction I

   • Aldo Bressan

   OriginalPaper Pages: 435 - 449

9. Qualche osservazione sui complessi di Cousin e i moduli di Gorenstein

   • Gianfranco Niesi

   OriginalPaper Pages: 450 - 456

10. Sistemi di coefficienti sezionali I

    • M. Barnabei
    • A. Brini
    • G. C. Rota

    OriginalPaper Pages: 457 - 484

11. Multiplicative commutators in division rings II

    • I. N. Herstein

    OriginalPaper Pages: 485 - 489

12. Errata-Corrige

    • U. Mosco
    • L. Illusie
    • F. Ricci

    Erratum Pages: 490 - 490

13. Recensioni

    • F. Bartolozzi
    • A. Greco

    BookReview Pages: 491 - 492

14. Libri ricevuti

    BookReview Pages: 493 - 493