1. Feynman diagrams of the first two orders for the low-lying excited levels of He

   • U. I. Safronova
   • A. N. Ivanova
   • V. V. Tolmachev

   OriginalPaper Pages: 339 - 344

2. Energy of the ground state of Be

   • U. I. Safronova
   • V. V. Tolmaehev

   OriginalPaper Pages: 345 - 349

3. Spectrum and polarizability of polyphenyls in the Pariser-Parr-Pople approximation

   • V. N. Mochalkin

   OriginalPaper Pages: 350 - 356

4. Study of nonbonding orbitals of phosphoryl oxygen by probing with ions with open d-shells

   • K. B. Yatsimirskii
   • Z. A. Sheka
   • E. I. Sinyavskaya

   OriginalPaper Pages: 357 - 360

5. Dissociative electron capture and level width of quasistationary molecular states

   • G. V. Dubrovskii
   • V. D. Ob"edkov
   • R. K. Yanev

   OriginalPaper Pages: 361 - 363

6. Electron transfer to a carbon triple bond

   • G. F. Dvorko
   • E. A. Shilov

   OriginalPaper Pages: 364 - 368

7. Effect of solvation on the reactivity of peroxide radicals in oxidation reactions

   • G. E. Zaikov
   • Z. K. Maizus
   • N. M. Emanuel

   OriginalPaper Pages: 369 - 373

8. Significance of solvation in the effectiveness of inhibitor action

   • L. M. Andronov
   • G. E. Zaikov
   • Z. K. Maizus

   OriginalPaper Pages: 374 - 379

9. Components of electrode polarization

   • A. V. Gorodyskii

   OriginalPaper Pages: 380 - 382

10. A discrete model of diffusion in zeolites

    • G. F. Stepanets

    OriginalPaper Pages: 383 - 387

11. Boat conformation in 2,5-substituted 1,3-dioxanes

    • L. K. Yuldasheva
    • R. P. Arshinova

    OriginalPaper Pages: 388 - 391

12. Spectral study of the conversion of porphyrins during interaction with molecular negative ions

    • A. N. Sidorov
    • R. P. Evstigneeva

    OriginalPaper Pages: 392 - 395

13. Connection between the electronic structure of tin in its compounds and the isomer shifts in the Mössbauer spectra

    • V. I. Gol'danskii
    • E. F. Makarov
    • R. A. Stukan

    OriginalPaper Pages: 396 - 400

14. EPR study of dithiophosphate, dithiocarbamate, and xanthate complexes of Cr(V), Mo(V), and W(V)

    • N. S. Garif'yanov
    • S. E. Kamenev
    • I. V. Ovchinnikov

    OriginalPaper Pages: 401 - 408

15. Spin-spin interactions of fluorine nuclei in fluoro-olefins

    • N. M. Sergeev
    • N. S. Savchenko

    OriginalPaper Pages: 409 - 413

16. Use of the additivity principle in the calculation of the free energy of activation of radical reactions

    • R. V. Kucher
    • A. A. Turovskii
    • I. A. Opeida

    OriginalPaper Pages: 414 - 418

17. The π-electron structure of the hypothetical hydrocarbons cyclopropenyl-cyclopentadienyl and 1,5-dicyclopropenyl-cyclooctatetraene

    • D. A. Bochvar
    • A. A. Bagatur'yants
    • A. V. Tutkevich

    Brief Communications Pages: 419 - 421

18. Calculation of the electronic structure of [PtCl₄]⁻², [PtBr₄]⁻², and [PtI₄]⁻² planar-square complexes by the extended Wolfsberg-Helmholz method

    • B. P. Kovarskaya

    Brief Communications Pages: 421 - 424

19. Calculation of accessory functions for the computation of two-center molecular integrals

    • N. P. Borisova
    • L. P. Bokacheva

    Brief Communications Pages: 425 - 426

20. A program for calculating electron density by the MO LCAO method

    • M. M. Mestechkin
    • V. N. Poltavets

    Brief Communications Pages: 426 - 428

21. Structure and properties of α-pyrones, coumarins, and furo-coumarins

    • M. E. Perel'son
    • Yu. N. Sheinker

    Brief Communications Pages: 428 - 432

22. Kinetics of isotope exchange between HCl and DBr in liquid nitrogen and oxygen

    • G. S. Denisov
    • E. V. Ryl'tsev

    Brief Communications Pages: 432 - 434

23. Substituent effects on the contribution from donor-acceptor interaction to hydrogen bonds in N-monosubstituted amides

    • Yu. M. Boyarchuk
    • G. A. Gladkovskii

    Brief Communications Pages: 435 - 436

24. Critical temperature, unmixing temperature, and composition for binary solutions

    • B. P. Burylev

    Brief Communications Pages: 437 - 437