permissions requests

Reuse permissions

Requests for permission to reuse material from this journal should be addressed to:

Managing Editor
IUCr Journals
5 Abbey Square
Chester CH1 2HU
UK

Email: med@iucr.org

Please be sure to include the following information:

• The title, author(s) and page extent of the article you wish to republish, or, in the case where you do not wish to reproduce the whole article, details of the section(s) to be reproduced.
• The journal title, volume/issue number and year of publication in which the article appeared, and the page numbers of the article.
• Details of the publication in which you wish to reprint the Journal material.
• If the material is being edited or amended in any way, a copy of the final material as it will appear in your publication.
• Contact details for yourself, including a postal address.

If you wish to include material from your own article in a publication, prior permission is not required, subject to the following conditions:

• Reproduction is intended in a primary journal, secondary journal, CD-ROM, book or thesis.
• The original article in which the material appeared is cited.
• IUCr's copyright permission is indicated by the wording "Reproduced with permission of the International Union of Crystallography". In electronic form, this acknowledgement must be visible at the same time as the reused materials, and must be hyperlinked to Crystallography Journals Online (http://journals.iucr.org/).

Photocopying permissions

Teaching institutions with a current paid subscription to the journal may make multiple copies for teaching purposes without charge, provided such copies are not resold. In all other cases, permission should be obtained from a reproduction rights organisation (see below) or directly from the Publisher.

Permission to photocopy print versions of this journal varies by territory.

USA: Please obtain permission via the CCC:

This journal is registered with the Copyright Licensing Agency, and licensed institutions may make copies under the terms of their licence.

For multiple copies and coursepacks permission should be cleared through CLARCS, the CLA Rapid Clearance Service:

Education, tel: 020 7631 5560 Business and Government, tel: 020 7631 5561; email: CLARCS

If you do not have a CLA licence, please apply direct to the Publisher.

Other Territories: Please contact your local reproduction rights organisation (see below), or apply direct to the Publisher.

• Australia* Copyright Agency Ltd (CAL)
• Austria (Literar-Mechana)
• Belgium (ReproBel)
• Brazil (ABDR)
• Canada* Access Copyright and Quebec* (COPIBEC)
• Denmark* (CopyDan)
• France* (C.F.C.)
• Finland* (Kopiosto)
• Germany* (VGWort & VG Musikedition/VG Bild-Kunst)
• Greece* (OSDEL)
• Italy (AIDRO)
• Iceland* (Fjolis)
• Ireland* (ICLA)
• Japan (JRRC)
• Kenya (KOPIKEN)
• Malta (Kopjamalt)
• The Netherlands* (Stichting Reprorecht)
• New Zealand* (CLL)
• Norway* Kopinor
• South Africa* (DALRO)
• Spain* (CEDRO)
• Sweden* (BONUS)
• Switzerland* (Pro Litteris)
• Zimbabwe (ZIMCOPY)