DOCBOOK: a kind note... thanks

Thank you for the kind note.

The paper is at:

http://www.ontologystream.com/distanceLearning/learningSystem.htm

I joined this forum to try to see where the state of the art is in document
description.

The group seems very dedicated to specific work that I do not quite
understand... but I will listen for a while and see if i can not eventually
make sense of the conversation.