411 REFERENCE · Wikibooks
WebObjects/EOF/Using EOF/Custom Qualifiers
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Chuck Hill
Pierre Bernard has some very cool qualifier extensions on his site:
http://web.archive.org/20050215013412/homepage.mac.com/i_love_my/code.html
You might find what you need there or at least a good starting point.
Pierre Bernard
The qualifiers referenced by Chuck have been folded into the Houdah WebObjects Frameworks project. More information can be found in the Wiki:
http://code.google.com/p/houdah-webobjects-frameworks/wiki/QualifierAdditions