On alternative form of the characteristic polynomial and the problem of graph recognition Milan Randić Original Investigations Pages: 485 - 498
Near-Hartree-Fock energies and geometries of the hydrogen clusters H n + (n(odd) ≤ 13) obtained with floating basis sets Hanspeter HuberDaniel Székely Original Investigations Pages: 499 - 506
“Universal” CNDO/2 method (CNDO/2-U) Abdellatif Baba-AhmedJosé Gayoso Original Investigations Pages: 507 - 521
Use of a size-consistent energy functional in many electron theory for closed shells Sourav PalM. Durga PrasadDebashis Mukherjee Original Investigations Pages: 523 - 536
Many-electron effects in the X-ray absorption spectra and the one-particle Green's function Anatoly V. KondratenkoLev N. Mazalov Original Investigations Pages: 537 - 547
Fourth-order MB-RSPT calculations of the spectroscopic constants and potential energy curve of F2 Miroslav UrbanJozef NogaVladimír Kellö Original Investigations Pages: 549 - 562
Application of second order BWEN perturbation theory to some simple reactions Mark S. Gordon Short Communication Pages: 563 - 565