1. Clifford algebra and unitary group formulations of the many-electron problem

   • Josef Paldus
   • Bogumil Jeziorski

   OriginalPaper Pages: 81 - 103

2. On the use of asymptotic expansions

   • Modris Gailitis
   • Harris J. Silverstone

   OriginalPaper Pages: 105 - 114

3. Classical structures in modern valence bond theory

   • Roy McWeeny

   OriginalPaper Pages: 115 - 122

4. Electronic structures of the S₂O and S₃ isomers: an ab initio CI study

   • Takayuki Fueno
   • Robert J. Buenker

   OriginalPaper Pages: 123 - 134

5. Theoretical study of PO and PO⁻

   • Ludwik Adamowicz
   • Rodney J. Bartlett
   • Willis B. Person

   OriginalPaper Pages: 135 - 145

6. On the Hartree-Fock approximation to the electronic structure of molecule in the intense radiation field and the strong vibronic coupling

   • Yoshihiro Asai
   • Tokio Yamabe
   • Kenichi Fukui

   OriginalPaper Pages: 147 - 154

7. An ab initio study of the molecular structure and vibration-rotation spectrum of the triplet radical HCCN

   • Per -Åke Malmquist
   • Roland Lindh
   • Stephen Ross

   OriginalPaper Pages: 155 - 171

8. Origin and meaning of the Fermi contact interaction

   • Werner Kutzelnigg

   OriginalPaper Pages: 173 - 200

9. Potential energy surface of the (H₂)₂ dimer: an MP2 study

   • Bohdan Schneider
   • Pavel Hobza
   • Rudolf Zahradník

   OriginalPaper Pages: 201 - 206

10. A simple method for the calculation of π-bond orders in alternant hydrocarbons

    • Tomislav P. Živković

    OriginalPaper Pages: 207 - 219

11. Symmetry and periodicity of potential surfaces: a test for multicenter interactions

    • Paul G. Mezey

    OriginalPaper Pages: 221 - 228

12. Electrostatic sums for polymer chains

    • M. L. Glasser

    OriginalPaper Pages: 229 - 232

13. Composition as a method for data reduction: application to carbon-13 NMR chemical shifts

    • Milan Randić
    • Nenad Trinajstić

    OriginalPaper Pages: 233 - 246