1. The electronic structures and spectra of nonbenzenoid aromatic hydrocarbons containing the cyclopropenyl ring

   • H. Yamaguchi
   • T. Nakajima
   • T. L. Kunii

   Commentationes Pages: 349 - 359

2. Valence-shell calculations on polyatomic molecules

   • J. E. Bloor
   • B. R. Gilson
   • F. P. Billingsley II

   Commentationes Pages: 360 - 372

3. Electronic spectrum and π-electron delocalization of imidazole

   • H. Chojnacki

   Commentationes Pages: 373 - 378

4. An investigation of definitions of the charge on an atom in a molecule

   • E. W. Stout Jr.
   • P. Politzer

   Commentationes Pages: 379 - 386

5. Molecules-in-molecules calculations on some conjugated carbonyl compounds

   • T. G. Edwards
   • R. Grinter

   Commentationes Pages: 387 - 396

6. Application of the extended separated pair theory to the π-electrons of trans-butadiene without zero differential overlap approximation

   • E. Kapuy

   Commentationes Pages: 397 - 404

7. Gaussian basis set for molecular wavefunctions containing second-row atoms

   • A. Veillard

   Commentationes Pages: 405 - 411

8. Cyclisation du butadiéne en modes corotatoire et disrotatoire

   • G. Feler

   Commentationes Pages: 412 - 426

9. Calculation of the U.V. Spectrum of p-disilylbenzene

   • P. G. Perkins

   Commentationes Pages: 427 - 430

10. On the use of integral electron cusp conditions as constraints

    • C. P. Yue
    • D. P. Chong

    Commentationes Pages: 431 - 435