How to block selecting links containing?

Question

What code do I add to Robots.txt to allow:

?app=core&module=global&section=sitemap&sitemap=sitemap_core_topics_4.xml.gz

But block all other links containing ?

Current Code: Disallow: /*? blocks the above link(s) containing the keyword sitemap.

Answer 1

User-agent: *
Allow: /*?app=core&module=global&section=sitemap&sitemap=sitemap_core_topics_4.xml.gz
Disallow: /*?