Volume 54 (2005) number 2
Editorial

S. Fujita: Orbits in a Molecule. A Novel Way of Stereochemistry Through the Concepts of Coset Representations and Sphericities (Part 1), pp. 251300

A. Kerber, R. Laue, M. Meringer, C. Ruecker: Molecules in Silico: Potential versus Known Organic Compounds, pp. 301312

M. J. Bucknum, E. A. Castro: Towards an Empirical Relation between the Elementary Polygonal Circuit Area and the Topological Form Index, l, in the Polyhedra and 2 and 3Dimensional Structures, pp. 313330

M. R. Darafsheh, Y. Farjami, A. R. Ashrafi: Symmetries of Weighted Complete Graphs of Tetranitrocubane and Octanitrocubane, pp. 331340

B. Hollas: On the Variance of Topological Indices that Depend on the Degree of a Vertex, pp. 341350

S. K. Simic, D. V. Tosic: The Index of Trees with Specified Maximum Degree, pp. 351362

W. Lin, X. Guo, H. Li: On the Extremal Energies of Trees with a Given Maximum Degree, pp. 363378

F. Li, B. Zhou: Minimal Energy of Bipartite Unicyclic Graphs of a Given Bipartition, pp. 379388

X. Li, H. Zhao, I. Gutman: On the MerrifieldSimmons Index of Trees, pp. 389402

J. A. Rodriguez, J. M. Sigarreta: On the Randic Index and Conditional Parameters of a Graph, pp. 403416

H. Li, M. Lu: The mConnectivity Index of Graphs, pp. 417423

Y. Hu, X. Li, Y. Shi, T. Xu, I. Gutman: On Molecular Graphs with Smallest and Greatest ZerothOrder General Randic Index, pp. 425434

H. Lu, B. Zhou: Lower Bounds for the Randic index (R_{1}) of Trees, pp. 435440

Y. Hu, X. Li, Y. Yuan: Solutions to Two Unsolved Questions on the Best Upper Bound for the Randic Index (R_{1}) of Trees, pp. 441454

B. Wu, L. Zhang: Unicyclic Graphs with Minimum General Randic Index, pp. 455464

X. Pan, H. Liu, J. Xu: Sharp Lower Bounds for the General Randic Index of Trees with a Given Size of Matching, pp. 465480

R. Merris, Combinatorics (Review by G. Orr), pp. 481484