Ebxml, Biztalk et al

I hope this is the correct list for this question.

I am looking for a paper reviewing the similarities and differences, pros
and cons between Ebxml and similar initiatives, BizTalk in particular.

Any views from this list would also be appreciated !

Thanks,
Steven

Author and Reviewer,
Professional XML, ASP XML, Beginners XML,
Pro Site Server, Pro Site Server Commerce
Wrox Press, http://www.wrox.com

Steven Livingstone
Glasgow, Scotland.
07771 957 280 or +447771957280