1. SCF MO calculations of ultraviolet electronic spectra of azanaphtalenes with the variable Β approximation

   • Bernard Tinland

   Commentationes Pages: 361 - 366

2. A semiempirical method for treating unsaturated molecules in terms of electron pair functions

   • Gy Büti

   Commentationes Pages: 367 - 375

3. The virial theorem for non-coulombic interactions and scaled approximate wave functions

   • Hans-Herbert Schmidtke

   Commentationes Pages: 376 - 382

4. The use of improved atomic orbitals in the evaluation of zero-field splitting integrals

   • Diana Capello
   • Alberte Pullman

   Commentationes Pages: 383 - 389

5. The use of perturbation methods for the study of the effects of configuration interaction

   • S. Diner
   • J. P. Malrieu
   • P. Claverie

   Commentationes Pages: 390 - 403

6. Use of perturbation methods for the study of configuration interaction effects

   • J. P. Malrieu
   • P. Claverie
   • S. Diner

   Commentationes Pages: 404 - 423

7. étude théorique de l'équilibre cis ⇄ trans entre les formes isomères de la p. benzoquinone dioxime

   • Claude Leibovici

   Relationes Pages: 424 - 426

8. The integral Hellmann-Feynman theorem applied to hydrogen peroxide

   • Stuart M. Rothstein
   • S. M. Blinder

   Relationes Pages: 427 - 430

9. Recensiones

   • Th Rami
   • H. Kelm

   BookReview Pages: 431 - 433

10. Crystal, molecular and electronic structure of 1,1-diaryl-2-halogenoethylenes

    • Gian Luigi Casalone
    • Carla Mariani
    • Massimo Simonetta

    Erratum Pages: 433 - 433