1. Items will be retained indefinitely.
2. African Higher Education Research Online (AHERO) will try to ensure continued readability and accessibility.
(a) Items will be migrated to new file formats where necessary.
3. African Higher Education Research Online (AHERO) is working with external partners to convert or migrate file formats
4. African Higher Education Research Online (AHERO) regularly backs up its files according to current best practice.
5. Items may be removed at the request of the author/copyright holder, but this is strongly discouraged.
6. Acceptable reasons for withdrawal include:
(a) Proven copyright violation or plagiarism
(b) Legal requirements and proven violations
(c) National Security
(d) Falsified research
7. Withdrawn items are not deleted per se, but are removed from public view.
8. Withdrawn items' identifiers/URLs are retained indefinitely.
9. URLs will continue to point to 'tombstone' citations, to avoid broken links and to retain item histories.
10. Changes to deposited items are not permitted.
11. If necessary, an updated version may be deposited.
12. In the event of African Higher Education Research Online (AHERO) being closed down, the database will be transferred to another appropriate archive.