Volume 8 (1980)

Editorial

• O. E. Polansky, pp. V-V

Contributions

• V. A. Koptsik: The Symmetry of Imperfect Crystals, pp. 3-19
• V. A. Koptsik: On the Theory of Structure Phase Transitions in Crystals with Internal Degrees of Freedom, pp. 21-35
• J. W. Perram: Solutions of the Ion Transport Equations with Applications to the Resting State of Active Cell Membranes, pp. 37-119
• S. B. Elk: A Nomneclature for Regular Tessellations and Its Application to Polycyclic Aromatic Hydrocarbons, pp. 121-158
• A. T. Balaban: Chemical Graphs. XXXVIII. Synthon Graphs, pp. 159-192
• A. T. Balaban, M. Barasch, S. Marcus: Picture Grammars in Chemistry. Generation of Acyclic Isoprenoid Structures, pp. 193-213
• A. T. Balaban, M. Barasch, S. Marcus: Computer Program for the Recognition of Standard Isoprenoid Structures, pp. 215-268
• O. E. Polansky, I. Gutman: Graph-Theoretical Treatment of Aromatic Hydrocarbons V: The Number of Kekule Structures in an All-Benzenoid Aromatic Hydrocarbon, pp. 269-290
• I. Gutman: Spectral Properties of Some Graphs Derived from Bipartite Graphs, pp. 291-314
• I. Gutman, O. E. Polansky: On the Matching Polynomial of the Graph G{R_1, R_2, ..., R_n}, pp. 315-322
• I. Motoc, O. Dragomir-Filimonescu, I. Muscutariu: Sector Partition of the Molecular Van der Waals Space as a Measure of Steric Effects, pp. 323-332
• I. Motoc, R. Valceanu: On the Steric Difference (SD) Method Basis for Ordering of Bioactive Structures, pp. 333-340
• A. S. Dreiding, K. Wirth: The Multiplex - A Classification of Finite Ordered Point Sets in Ordered d-Dimensional Spaces, pp. 341-352
• W. J. Richter: Prochiralitaet und Asymmetrische Induktion, pp. 353-363

Discussions and Letters

• I. Motoc, I. Muscutariu: Comments on "Quantitative Comparasion of Molecular Shape" by N. L. Allinger, pp. 367-369

Bibliographies and Abstracts

• O. E. Polansky: Topics in Graph Theory; Annals of the New York Academy of Sciences, Vol. 328; Edited by F. Harary, pp. 373-373