Gray sections for BP-19 to BP-24

Hi,

 

I had to look at the references sections for BP-19 to BP-24.

 

Except for BP-19, where 

 

http://www.w3.org/TR/xml-id-req/

http://www.ibm.com/developerworks/xml/standards/x-xmlidspec.html

 

could be additions to what we already have, I could not find anything but

backpointers to the ITS requirements.

 

However, I was only able to spend minor efforts on this. Thus, possibly

Someone else stumbles across additional information of interest.

 

Cheers,

Christian