1. Editorial foreword

   EditorialNotes Pages: vii - vii

2. Polyominoes and animals: Some recent results

   • M. Delest

   Discrete Mathematics Pages: 3 - 18

3. On graph isomorphism and graph automorphism

   • Tomislav P. Zivković

   Discrete Mathematics Pages: 19 - 37

4. The sequential generation of random edge maximalf-graphs as a function off

   • Krystyna T. Balińska
   • Louis V. Quintas

   Discrete Mathematics Pages: 39 - 51

5. On the Wiener index of a graph

   • Ante Graovac
   • Tomaž Pisanski

   Discrete Mathematics Pages: 53 - 62

6. A periodic table for all-benzenoid hydrocarbons and enumerations of some polyrex isomers

   • S. J. Cyvin
   • J. Brunvoll
   • B. N. Cyvin

   Discrete Mathematics Pages: 63 - 75

7. On the recognition of structural features: Some general problems illustrated by hamiltonian paths in polyhexes

   • E. C. Kirby

   Discrete Mathematics Pages: 77 - 87

8. Theα, β, γ- Hull and theT-hull of a point set: Tools for the analysis of shapes and relative orientations of objects in 3d-space

   • Paul G. Mezey

   Topological Models in Chemistry Pages: 91 - 102

9. Topological aspects of chemical reactivity

   • Robert Ponec
   • Martin Strnad

   Topological Models in Chemistry Pages: 103 - 112

10. The conjugated-circuit model: The optimum parameters for benzenoid hydrocarbons

    • D. Plavšić
    • S. Nikolić
    • N. Trinajstć

    Topological Models in Chemistry Pages: 113 - 120

11. Study of computation, relatedness and activity prediction of topological indices

    • I. Fabiĉ-Petraĉ
    • B. Jerman-Blažiĉ
    • V. Batagelj

    Topological Models in Chemistry Pages: 121 - 134

12. A list-processing approach to quantum mechanics

    • M. Djrasović
    • S. Grubacić
    • Z. Stipcević

    Quantum Mechanics and Spectroscopy Pages: 137 - 150

13. Nonlinear schrödinger equations and intermolecular interactions

    • Péter R. Surján

    Quantum Mechanics and Spectroscopy Pages: 151 - 160

14. Differential equations for total energy of atoms and atomic ions within thomas-fermi approximation

    • W. S. Ptak
    • J. Giemza
    • K. Tkacz

    Quantum Mechanics and Spectroscopy Pages: 161 - 168

15. Partitioning of the orbital overlap matrix and the localization criteria

    • J. Cioslowski

    Quantum Mechanics and Spectroscopy Pages: 169 - 178

16. Positional and conformational dependence of long-range interactions in 3,16- and 3,17-androstanediones

    • L. Klasing
    • Lj. Pasa Tolić
    • S. P. McGlynn

    Quantum Mechanics and Spectroscopy Pages: 179 - 184

17. On the models for deuterium long-range isotope effects in¹³C NMR spectroscopy

    • D. Vikić-Topić
    • C. L. Khetrapal
    • Z. Meić

    Quantum Mechanics and Spectroscopy Pages: 185 - 192

18. A new proposed model of aldose reductase enzyme inhibition on the basis of an artificial intelligence approach: A computer automated structure evaluation (case) study

    • Erdem Buyukbingol
    • Gilles Klopman

    Molecular Mechanics Pages: 195 - 205

19. Molecular-mechanics calculations of the geometry and racemization energies of an N-aryl-2(1H)-quinolone and N-aryl-4-pyridones

    • Mladen Mintas
    • Nenad Raos
    • Albrecht Mannschreck

    Molecular Mechanics Pages: 207 - 216

20. An algorithm for converting a virtual-bond chain into a complete polypeptide backbone chain

    • Ning Luo
    • Masayuki Shibata
    • Robert Rein

    Molecular Mechanics Pages: 217 - 227

21. Protein secondary structure preferencs

    • Davor Juretić
    • Robert W. Williams

    Molecular Mechanics Pages: 229 - 242

22. Percolation of randomly centered rods and spheres

    • B. Borštnik
    • D. Lukman

    Statiscal Physics and Kinetics Pages: 245 - 254

23. On the behaviour of collapsing linear and branched polymers

    • R. Brak
    • A. J. Guttmann
    • S. G. Whittington

    Statiscal Physics and Kinetics Pages: 255 - 267

24. Calculation of partition functions of tetra-atomic molecules

    • Jelena Radić-Perić

    Statiscal Physics and Kinetics Pages: 269 - 279

25. Analysis of ozone monitoring data

    • Jelena Jeftić
    • Tomislav Cvitaš

    Miscellaneous Pages: 283 - 289

26. Properties of the square-root derivative type curve

    • T. A. Jelmert

    OriginalPaper Pages: 291 - 305

27. Molecular modeling of sigma receptor ligands: A model of binding based on conformational and electrostatic considerations

    • Tamara M. Gund
    • Kanhiya Shukla
    • Tsung-Ping Su

    OriginalPaper Pages: 309 - 325

28. An optimization of the procedure for the calculation of Hosoya's index

    • Michael I. Trofimov

    OriginalPaper Pages: 327 - 332

29. Expression of theSU(2) rotation matrices D( ^j ) in terms of normalized irreducible tensorial matrices

    • M. L. Ellzey Jr.

    OriginalPaper Pages: 333 - 344

30. On the characteristic polynomials of spirographs and related graphs

    • Peter Rowlinson

    OriginalPaper Pages: 345 - 354

31. Extension of the pairing theorem to Möbius non-alternant hydrocarbons

    • I. Gutman
    • R. B. Mallion
    • D. H. Rouvray

    OriginalPaper Pages: 355 - 366

32. CTI: A novel charge-related topological index with low degeneracy

    • Plamen A. Demirev
    • Alexander S. Dyulgerov
    • Ivan P. Bangov

    OriginalPaper Pages: 367 - 382

33. New vertex invariants and topological indices of chemical graphs based on information on distances

    • Alexandru T. Balaban
    • Teodor-Silviu Balaban

    OriginalPaper Pages: 383 - 397

34. Postcript to “The golden jubilee of the Coulson-Rushbrooke pairing theorem”

    • R. B. Mallion
    • D. H. Rouvray

    Note Pages: 399 - 400