1. Low spin ferric hemoglobin complexes

   • Gilda Harris

   Commentatione Pages: 379 - 397

2. Self-consistent-field theory for one-electron properties

   • Serafin Fraga
   • Fraser W. Birss

   Commentatione Pages: 398 - 400

3. Molecular orbital study of some heterocycles containing nitrogen and sulphur

   • N. K. Ray
   • P. T. Narasimhan

   Commentatione Pages: 401 - 405

4. Semiempirical calculations involving π- and σ-electrons on some nitrogencontaining heterocycles

   • Peter Lindner
   • Rolf Manne
   • Olle Måstensson

   Commentatione Pages: 406 - 412

5. Quantum mechanical calculations on barriers to internal rotation

   • Alain Veillard

   Commentatione Pages: 413 - 421

6. An ab initio model calculation of the π and σ electronic structure of the ethylene molecule

   • Rudolf Polák
   • Josef Paldus

   Commentatione Pages: 422 - 434

7. π Electronic distribution, charge transfer and intensities of infrared absorption bands in borazine

   • Mario Giambiagi
   • Myriam Segre De Giambiagi
   • Enrique Silberman

   Commentationes Pages: 435 - 439

8. Configuration interaction wavefunction for positronium hydride

   • Oliver G. Ludwig
   • Robert G. Parr

   Commentationes Pages: 440 - 445

9. Les conditions d'orthonormation dans la méthode SCF de champ auto-cohérent

   • Serafin Fraga
   • Gulzari Malli

   Relatione Pages: 446 - 448

10. Störungstheorie und koordinatenstreckung

    • Günter Gliemann

    Relatione Pages: 449 - 450

11. Semi empirical calculations of the spin density distributions in some nitro substituted, conjugated anions

    • A. Hinchliffe

    Relatione Pages: 451 - 454

12. Application of Z ⁻¹ expansion method to 1s3d ¹ D and ³ D states of Helium: Configuration interaction calculation and correlation energy

    • N. K. Das Gupta
    • M. A. Ali

    Relatione Pages: 455 - 458