1. Linear combination of hybrid orbitals: Acyclic alkanes

   • Reuven Pasternak
   • Amatzya Y. Meyer

   Original Investigations Pages: 287 - 297

2. An MS X_α study of the potential energy surface and electronic structure of the PF₄ radical

   • Jacques Weber
   • Michel Geoffroy

   Original Investigations Pages: 299 - 306

3. Analysis of the chemical bond

   • Frank Driessler
   • Werner Kutzelnigg

   Original Investigations Pages: 307 - 328

4. Open-shell SCF calculations with a model potential method

   • Yasuyuki Ishikawa

   Original Investigations Pages: 329 - 335

5. Ab initio SCF and CI study of the electronic spectrum of pyridine N-oxide

   • Tae -Kyu Ha

   Original Investigations Pages: 337 - 349

6. A theoretical study of electrophilic reactions

   • Pietro Cremaschi
   • Massimo Simonetta

   Short Communications Pages: 351 - 355

7. Book review

   • C. J. Ballhausen

   BookReview Pages: 357 - 357