Advances in the theory of benzenoid hydrocarbons

1. I. Gutman, Kragujevac/Yugpslavia Topological Properties of Benzenoid Systems 2. I. Gutman, Kragujevac/Yugoslavia Total Pi-Electron of Benzenoid Hydrocarbons 3. B.N. Cyvin, J. Brunvoll, S.J. Cyvin, Trondheim/Norway Benzenoid Chemical Isomers and Their Enumeration 4. B.N. Cyvin, J. Brunvoll, S.J. Cyvin, Trondheim/Norway Enumeration of Benzenoid Systems and Other Polyhexes Benzonoid Hydrocarbons In Space: The Evidence And Implications / L.j. Alamandola -- The Distortive Tendencies Of Delocalized [pi] Electronic Systems, Benzene, Cyclobutadiene And Related Heteroannulenes / P.c. Hiberty -- The Spin-coupled Valence Bond Description Of Benzenoid Aromatic Molecules / D.l. Cooper, J. Gerratt, M. Raimondi -- Semiempirical Valence Bond Views For Benzenoid Hydrocarbons / D.j. Klein -- Scaling Properties Of Topological Invariants / J. Cioslowski -- Molecular Topology And Chemical Reactivity Of Polynuclear Benzenoid Hydrocarbons / M. Zander -- A Periodic Table For Benzenoid Hydrocarbons / J.r. Dias -- Calculating The Numbers Of Perfect Matchings And Of Spanning Trees, Pauling's Orders, The Characteristic Polynomial, And The Eigenvectors Of A Benzenoid System / P. John, H. Sachs -- The Existence Of Kekulé Structures In A Benzenoid System / F.j. Zhang, X.f. Guo, R.s. Chen -- Peak-valley Path Method On Benzenoid And Coronoid Systems / W.c. He, W.j. He -- Rapic Ways To Recognize Kekuléan Benzenoid Systems / R.q. Sheng -- Methods Of Enumerating Kekulé Structures, Exemplified By Applications To Rectangle- Shaped Benzenoids / R.s. Chen [and Others] -- Clar's Aromatic Sextet And Sextet Polynomial / H. Hosoya -- Caterpillar (gutman) Trees In Chemical Graph Theory / S. El-basil. Editors, I. Gutman, S.j. Cyvin ; With Contributions By L.j. Allamandola ... [et Al.]. Includes Bibliographical References. **Contents:**__Benzenoid Hydrocarbons in Space: The Evidence and__