1. In memory of Boris Konstantinovich Vainshtein (On the occasion of his 80th anniversary)

   Announcement Pages: 521 - 522

2. To the memory of Academician Vainshtein

   • M. V. Kovalchuk

   OriginalPaper Pages: 523 - 523

3. On complexity

   • A. L. Mackay

   Crystallographic Symmetry Pages: 524 - 526

4. Tetrahedral structures with icosahedral order and their relation to quasicrystals

   • V. E. Dmitrienko
   • M. Kléman

   Crystallographic Symmetry Pages: 527 - 533

5. Electron diffraction structure analysis—from Vainshtein to our days

   • V. V. Klechkovskaya
   • R. M. Imamov

   Diffraction and Scattering of Electrons Pages: 534 - 549

6. From electron diffraction by clays to modular crystallography

   • B. B. Zvyagin

   Diffraction and Scattering of Electrons Pages: 550 - 555

7. Precision electron diffraction structure analysis and its use in physics and chemistry of solids

   • A. S. Avilov
   • V. G. Tsirelson

   Diffraction and Scattering of Electrons Pages: 556 - 571

8. On the effect of sublattice displacement in visualization of crystal structures

   • V. L. Vergasov
   • S. A. Krasnikov

   Diffraction and Scattering of Electrons Pages: 572 - 576

9. Electron microscopy of carbon nanotubes

   • N. A. Kiselev
   • D. N. Zakharov

   Diffraction and Scattering of X-Ray and Synchrotron Radiation Pages: 577 - 585

10. Small-angle X-ray scattering study of the structure of self-organized polymer matrices and formation of imbedded metal nanoparticles

    • D. I. Svergun
    • É. V. Shtykova
    • A. R. Khokhlov

    Diffraction and Scattering of X-Ray and Synchrotron Radiation Pages: 586 - 595

11. X-ray microscopy of track membranes and biological objects in the soft-and hard-wavelength ranges

    • A. V. Andreev
    • V. E. Asadchikov
    • I. I. Struk

    Diffraction and Scattering of X-Ray and Synchrotron Radiation Pages: 596 - 600

12. X-ray studies of biological macromolecules at the Shubnikov Institute of Crystallography of the Russian Academy of Sciences

    • I. P. Kuranova

    Structure of Macromolecular Compounds Pages: 601 - 619

13. X-ray diffraction study of the complexes of SAICAR synthase with adenosinetriphosphate

    • S. V. Antonyuk
    • A. I. Grebenko
    • K. S. Wilson

    Structure of Macromolecular Compounds Pages: 620 - 625

14. Crystallographic aspects of functioning of adenosine triphosphatase as a macromolecular biomachine

    • S. A. Pikin

    Structure of Macromolecular Compounds Pages: 626 - 630

15. Synthesis and crystal structure of 3,10-dimethyl-10H-dibenzo[b,e]iodinium tetrafluoroborate

    • N. E. Zhukhlistova
    • G. N. Tishchenko
    • L. D. Asulyan

    Structure of Organic Compounds Pages: 631 - 635

16. Refinement of the atomic structure of CdTe single crystals

    • M. Kh. Rabadanov
    • I. A. Verin
    • V. I. Simonov

    Structure of Inorganic Compounds Pages: 636 - 641

17. Refinement of the K_0.96Ti_0.96Nb_0.04OPO₄ structure

    • O. A. Alekseeva
    • M. K. Blomberg
    • V. K. Yanovskii

    Structure of Inorganic Compounds Pages: 642 - 646

18. Modular structure of a potassium-rich analogue of eudialyte with a doubled parameter c

    • R. K. Rastsvetaeva
    • A. P. Khomyakov

    Structure of Inorganic Compounds Pages: 647 - 653

19. Bulk photovoltaic effect in noncentrosymmetric crystals

    • V. M. Fridkin

    Physical Properties of Crystals Pages: 654 - 658

20. Domain structure in CsDSO₄ crystals

    • L. F. Kirpichnikova
    • M. Polomska
    • B. Hilczer

    Physical Properties of Crystals Pages: 659 - 664

21. Optical and nonlinear laser properties of the χ⁽³⁾-active monoclinic α-KY(WO₄)₂ crystals

    • A. A. Kaminskii
    • A. F. Konstantinova
    • A. A. Pavlyuk

    Physical Properties of Crystals Pages: 665 - 672

22. Configurations of the zero-birefringence and zero-dichroism lines of electromagnetic waves in weakly anisotropic crystals

    • V. I. Alshits
    • V. N. Lyubimov
    • L. A. Shuvalov

    Physical Properties of Crystals Pages: 673 - 679

23. Structure and thermal fluctuations in thin films of smectic liquid crystals

    • B. I. Ostrovskii
    • W. H. de Jeu

    Liquid Crystals Pages: 680 - 686

24. On the variation of the impurity composition in LaF₃ crystals grown by the Bridgman-Stockbarger method

    • E. A. Krivandina
    • Z. I. Zhmurova
    • B. P. Sobolev

    Crystal Growth Pages: 687 - 689

25. Striation in Ge single crystals grown from melt under vibrations and weak heat convection

    • V. I. Strelov
    • V. S. Sidorov
    • B. G. Zakharov

    Crystal Growth Pages: 690 - 695

26. Yuri\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l}\) Andreevich Osipyan (On the occasion of his seventieth birthday)

    Personalia Pages: 696 - 697

27. To the hundredth anniversary of Georgi\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l}\) Glebovich Lemmlein

    In Memorial Pages: 698 - 699