comparison of public licenses?

Does anyone know of any comparison of the features of the major open source licenses (e.g., the Gnu Public License, the Artistic License, Netscape's and Apple's public licenses, etc.)?

Either online, or in a law review article or similar source would be helpful.

Thanks.

-- 
Terry Carroll         |
Santa Clara, CA       |            
carroll[_at_]tjc.com       |
Modell delendus est   |