These 2 releases add support for skipping heading numbering:
- In view mode: https://extensions.xwiki.org/xwiki/bin/view/Extension/Numbered%20Reference%20Macro/#HAvoidingNumbering
- In LaTeX export mode: https://extensions.xwiki.org/xwiki/bin/view/Extension/LaTeX/Syntax%201.0/#HHeadings
See:
- https://extensions.xwiki.org/xwiki/bin/view/Extension/Numbered%20Reference%20Macro/#Hv1.4
- LaTeX (XWiki.org)
Enjoy
-Vincent