1. The effect of σ and π singly-excited configurations in the calculation of excited states by the CNDO and INDO approximations

   • Claude Giessner-Prettre
   • Alberte Pullman

   Commentationes Pages: 265 - 277

2. Ab initio Calculations on cytosine, thymine and adenine

   • B. Mely
   • A. Pullman

   Commentationes Pages: 278 - 287

3. The electron density-bond order matrix and the spin density in the restricted CI method

   • V. I. Danilov
   • Yuri A. Kruglyak
   • V. I. Pechenaya

   Commentationes Pages: 288 - 296

4. Etude théorique de dérivés substitués du benzène

   • Odilon Chalvet
   • Claude Leibovici

   Commentationes Pages: 297 - 307

5. Pariser-Parr-Pople type SCF-MO-CI calculations on pentafluorobenzenes

   • C. L. Khetrapal
   • D. K. Rai

   Commentationes Pages: 308 - 312

6. Analyse conformationnelle théorique III. Etude ab initio SCF-LCAO-MO de l'inversion de l'azote dans l'Aziridine et dans l'Oxaziridine

   • J. M. Lehn
   • B. Munsch
   • A. Veillard

   Commentationes Pages: 313 - 339

7. Correlation factor for ground state of helium

   • P. J. Roberts

   Commentationes Pages: 340 - 345

8. Determination of approximate bond dissociation energies by a semi-empirical MO technique

   • Walter A. Yeranos

   Relationes Pages: 346 - 348

9. Comparison of Pople-Santry type and Hoffmann type calculations of nuclear spin-spin coupling

   • W. H. de Jeu
   • G. P. Beneder

   Relationes Pages: 349 - 352

10. Justification of the Mmataga-Nishimoto approximation

    • Gareth Roberts
    • Keith D. Warren

    Relationes Pages: 353 - 354